EXHIBIT 2.3

                               AMENDMENT AGREEMENT



         This  Amendment  Agreement is made this 5th day of July,  2001,  by and
between MANUFACTURERS AND TRADERS TRUST COMPANY, a New York banking organization
having its chief executive office at One M&T Plaza, Buffalo, New York 14240 (the
Bank), and AMERICAN LOCKER GROUP INCORPORATED,  a Delaware business  corporation
having its chief executive office at 608 Allen Street, P.O. Box 1000, Jamestown,
New York 14702-1000 (the Borrower).

         Whereas,  the Bank and the Borrower previously entered into a corporate
term loan agreement dated August 30, 1991, which was amended by (1) an amendment
agreement  dated May 1, 1994; (2) an amendment  agreement  dated March 12, 1996;
(3) an amendment agreement dated August 22, 1997; and (4) an amendment agreement
dated June 9, 1999 (as so amended the Loan Agreement), and

         Whereas,  the  Bank  and the  Borrower  now  desire  to  amend  certain
         provisions of the Loan Agreement;

         Now, Therefore, effective on the date of this   Amendment    Agreement,
the Bank and the Borrower agree as follows:

         1. A new clause  (jiv) to read "(jiv) Loan IV" is  added to  Section  1
of the Loan Agreement after clause (jiii) of such Section 1.

         2. There is added to the Loan  Agreement  after  Section  2C thereof  a
new Section 2D to read as follows:

            2D. Loan IV.

            a. MAKING AND OBTAINING  LOAN IV. Upon  and subject to each term and
               condition of this  Agreement,  the Bank shall make Loan IV to the
               Borrower
               and  the  Borrower  shall  obtain  Loan  IV from  the  Bank.  The
               principal  amount  of Loan IV as  evidenced  by two  notes in the
               principal   amounts  of  $6,300,000  and   $2,100,000   shall  be
               $8,400,000.

            b. TERMINATION OF OBLIGATION.  Any   obligation of the Bank to  make
               Loan IV shall  terminate no later than July 6, 2001.

            c. REPAYMENT.  The  Borrower  shall  repay the outstanding principal
               of  the  two  notes  to  the  Bank  in  84  consecutive   monthly
               installments   commencing  on  August  6,  2001,  and  continuing
               thereafter  on the same  day of each  succeeding  calendar  month
               consisting of 83 equal  installments  each in the total amount of
               $100,000,  and one final  installment  on the maturity date in an
               amount equal to the outstanding principal on both notes, together
               with all other amounts outstanding hereunder,  including, without
               limitation,  accrued interest,  costs, and expenses. In addition,
               until the outstanding  principal is paid in full, payments of all
               accrued  and unpaid  interest  on both notes will  become due and
               payable  on the 6th day of each  month  commencing  on  August 6,
               2001.

            d. OPTIONAL PREPAYMENT IN ADVANCE.  The   Borrower   shall  have the
               option of paying the  principal sum to the Bank in advance of the
               maturity  date, in whole or in part, at any time and from time to
               time upon  written  notice  received  by the Bank prior to making
               such  prepayment.  With respect to the term note in the amount of
               $2,100,000  for  which the  Borrower  has  elected  a fixed  rate
               option,  the Borrower  shall pay to the Bank,  together  with the
               prepayment,  as  consideration  of the  privilege  of making such
               prepayment,  a premium  equal to the  greater of (a) 1 percent of
               the principal sum prepaid;  or (b) an amount equal to the present
               value of the  difference  between (i) the amount of interest that
               would have accrued on the principal sum during the remaining term
               of the note, at the interest rate set forth in the note in effect




               on the date of  prepayment;  and (ii) the amount of interest that
               would have accrued on the principal sum during the remaining term
               of the note at the current market rate. With respect to the libor
               term  note,  the  Borrower  shall be liable for and shall pay the
               Bank,  on demand,  the higher of $250 or the actual amount of the
               liabilities,  expenses, costs or funding losses that are a direct
               or  indirect  result  of such  prepayment  (based  on the  entire
               principal amount prepaid).

            e. MATURITY DATE. The  maturity  date of both notes shall be July 6,
               2008.

            f. INTEREST. The unpaid principal balance of   each note   will bear
               interest  equal  to (A) an  interest  rate  based  on the  London
               Interbank   Offered  Rate   ("LIBOR")   plus  2.00  percent  (any
               designation of an interest  period for LIBOR shall be made on two
               business days prior notice) or (B) Fixed rate, at the Bank's Cost
               of Funds plus 2.00  percent.  "Fixed Rate" shall mean the greater
               of (i) 2.00  percentage  points above the Cost of Funds,  or (ii)
               7.00 percent. "Cost of Funds" shall mean the most recent yield on
               United  States  Treasury   Obligations  adjusted  to  a  constant
               maturity  of seven  years in effect  two  business  days prior to
               closing  date as  published  by the  Board  of  Governors  of the
               Federal Reserve System in the Federal Reserve Statistical Release
               H.15 (519), or by such other quoting  service,  index or commonly
               available source utilized by the Bank, plus the "ask" side of the
               seven  year swap  spread in effect  two  business  days  prior to
               closing date as set forth in  Bloomberg,  L.P.,  or by such other
               quoting service,  index or commonly  available source utilized by
               the  Bank.  Interest  is  payable  monthly  on the same date that
               principal  installments are payable.

            g. GENERAL PROVISIONS AS TO REPAYMENT AND PAYMENT.  Repayment of the
               principal  amount  of Loan  IV,  payment  of all  interest  owing
               pursuant to this



               Agreement  in  connection  with Loan IV and  payment of all other
               amounts  owing  by the  Borrower  to the  Bank  pursuant  to this
               Agreement  in  connection  with  Loan IV shall be made in  lawful
               money of the United States and in immediately  available funds at
               the banking  office of the Bank  located at One  Fountain  Plaza,
               Buffalo,  New York, or at such other office of the Bank as may at
               any  time  and  from  time  to time be  specified  in any  notice
               delivered,  given or sent to the  Borrower  by the Bank.  No such
               repayment or payment shall be deemed to have been received by the
               Bank  until  received  by the  Bank  at the  office  of the  Bank
               determined in accordance  with the  preceding  sentence,  and any
               such  repayment  or payment  received  by the Bank at such office
               after 2:00 p.m. on any day shall be deemed to have been  received
               by the Bank at the time such  office  opens for  business  on the
               next  business  day of the Bank.  If the time by which any of the
               principal  amount  of  Loan IV is to be  repaid  is  extended  by
               operation of law or otherwise, the Borrower shall pay interest on
               the  outstanding  portion thereof during such period of extension
               as provided in Section 2C of this Agreement.

            3. Section 3 of the Loan Agreement is amended in  its entirety    to
               read as follows:

               3. PREREQUISITES TO THIS LOAN.  The  obligation  of the  Bank  to
                  make this loan shall be conditioned upon the following:

               a. NO DEFAULT. (i) There not having  occurred or  existed  at any
                  time  during  the  period   beginning  on  the  date of   this
                  Agreement and ending at the time such loan is made, any  Event
                  of Default or  Potential  Event of  Default, and (ii) the Bank
                  not   believing  in  good  faith  that  any  Event of  Default
                  or Potential  Event of Default has so occurred or  existed  or
                  so  exists;

               b. REPRESENTATIONS  AND   WARRANTIES.  (i)  Each   representation
                  and warranty  made in this  Agreement being true   and correct
                  as of  all  times   during    the



                  period   beginning on the date of this Agreement and ending at
                  the time   such loan is made,  except to the extent updated in
                  (A) a  certificate  executed by the Chief Executive Officer or
                  the President  or  a Vice President of the Borrower and by the
                  Chief  Financial Officer of the Borrower, and received by the
                  Bank before the  time  such loan is to be made, or (B) Exhibit
                  A attached to and made  a  part of this  Agreement;  (ii) each
                  other  representation and  warranty  made to the Bank by or on
                  behalf of the Borrower or by or on behalf of  any   subsidiary
                  or other  obligor  before  the time  such loan is to  be  made
                  being true and correct as of the date thereof,   except to the
                  extent  updated and (A) a certificate  executed   by the Chief
                  Executive  Officer or the  President   or a Vice  President of
                  the  Borrower  and by the  Chief    Financial  Officer  of the
                  Borrower, and received by the Bank   before the time such loan
                  is to be made,  or (B) Exhibit A   attached to and made a part
                  of this Agreement;  (iii) each financial  statement   provided
                  to the  Bank by or on  behalf  of the  Borrower  or   by or on
                  behalf of any  subsidiary or other  obligor  before   the time
                  such loan is to be made  being  true and  correct  as   of the
                  date thereof;  and (iv) the Bank   not believing in good faith
                  that (A) any such  representation or   warranty,  except as so
                  updated,  was or is other  than true and    correct  as of any
                  such time, or as of such date of    determination of the truth
                  and correctness thereof, or (B) any   such financial statement
                  was other than true and correct as of   the date  thereof;

                 c. PROCEEDINGS.  The Bank being  satisfied as to each corporate
                    or other  proceeding  in  connection  with  any  transaction
                    contemplated by this Agreement;  and

                 d. RECEIPT BY BANK.  The receipt by the Bank at or before   the
                    time Loan IV is to be made of the following,  in form    and
                    substance  satisfactory  to the Bank:

                    i)  Two   Promissory  Notes   in  the  principal  amounts of
                        $6,300,000 and


                         $2,100,000, appropriately  completed  and duly executed
                         by the Borrower;

                    ii)  A   Ratification   of    General   Guaranty  Agreement,
                         appropriately completed and duly executed by   American
                         Locker Security  Systems,  Inc.;

                    iii) A   Ratification   of  General   Guaranty    Agreement,
                         appropriately   completed    and   duly   executed   by
                         American Locker Company, Inc.;

                    iv)  A certificate executed by the Chief  Executive  Officer
                         or the President or a Vice President  of  the  Borrower
                         and by the Chief  Financial Officer of   the   Borrower
                         and stating that (A)  there  did  not  occur  or  exist
                         at any time  during the period  beginning  on the  date
                         of this  Agreement and ending at the time such loan  is
                         to be made,  and   there  does  not  exist  at the time
                         such loan is to be made,  any   Event   of   Default or
                         Potential    Event   of   Default,   and   (B)     each
                         representation and warranty made in this  Agreement was
                         true and  correct  as of all  times during the   period
                         beginning  on the  date of this  Agreement  and  ending
                         at  the  time of such loan and is true and  correct  as
                         of the date of the loan,  except to the extent  updated
                         in a certificate  executed   by    the Chief  Executive
                         Officer or the President or   a   Vice President of the
                         Borrower   and   by   the   Chief Financial Officer  of
                         the Borrower and received by the Bank  before  the time
                         of such loan;

                    v)   Evidence that each of the Borrower and all subsidiaries
                         is at the time such loan is  to  be    made    in  good
                         standing under the laws of the jurisdiction in which it
                         is incorporated;

                    vi)  A copy of the certificate or articles of  incorporation
                         or other charter document  of   each   of the  Borrower
                         and  all  subsidiaries certified  by its  Secretary  to
                         be complete and accurate at the time such loan is to be
                         made;




                    vii) A copy of the bylaws or other organizational   document
                         of each of the Borrower and all  subsidiaries certified
                         by its Secretary  to be complete  and  accurate  at the
                         time  such  loan is to be made;

                   viii) Evidence  of the  taking,  and of the  continuation  in
                         full force and  effect  at the time  such loan is to be
                         made,  of each  corporate   or   other   action  of the
                         Borrower or of any other Person  necessary to authorize
                         the  obtaining   of   such loan   by the Borrower,  the
                         execution,  delivery to the Bank and    performance  of
                         each Loan Document and the  imposition or creation   of
                         any security  interest,  mortgage and other lien    and
                         encumbrance  imposed  or created  pursuant  to any Loan
                         Document;

                   ix)   Evidence that each requirement contained in    any Loan
                         Document with respect   to   insurance  is being met at
                         the time  such  loan is  made;

                   x)    Each additional writing required by any  Loan  Document
                         or  deemed  necessary  or desirable  by the Bank at the
                         sole  option of the Bank;  and

                   xi)   Payment of all costs and expenses  payable  pursuant to
                         the first sentence of  Section 8 of this  Agreement  at
                         or before the time such loan is made.

            4. Section 4a of the Loan Agreement is amended to add the following:

               "The proceeds of Loan IV  will be used  only  to  purchase  stock
               of  B.L.L. Corporation,  d/b/a  Security   Manufacturing   Corp.,
               and to refinance the existing  $333,000 term loan."

            5. Section 5 of the  Loan  Agreement  shall  be amended, in part, as
               follows:

               5. AFFIRMATIVE  COVENANTS.   During  the term of this  Agreement,
                  the  Borrower  shall  do  the    following  unless  the  prior
                  written  consent  of the  Bank to not doing so shall have been
                  obtained by the  Borrower:

               d. NET WORTH;  LIABILITIES.  At any time, the  Borrower shall not
                  permit (i) Borrower's consolidated tangible net worth  to   be
                  less than $5 million, or (ii) its


                  consolidated    liabilities  to exceed  250  percent  of   its
                  consolidated  tangible  net worth.

            6. Section 6 of  the  Loan Agreement  shall be  amended as  follows:

               6.  NEGATIVE COVENANTS.  During   the   term   of this Agreement,
                   neither the Borrower nor any subsidiary  shall, without   the
                   prior written consent of the Bank   do, attempt  to  do,   or
                   agree or otherwise incur,  assume, or have   any   obligation
                   to   do   any  of   the following:

               j.  CAPITAL EXPENDITURES.  With  the  exception  of   this   loan
                   and the purchase of  the    stock   of    B.L.L. Corporation,
                   d/b/a  Security   Manufacturing   Corp.,  make  (whether   by
                   purchase or other  acquisition of any Asset or  Security,  by
                   means  of    any  Capital   Lease   or   otherwise)   capital
                   expenditures  exceeding $3 million in the aggregate  for  the
                   Borrower and all subsidiaries during any fiscal year   of the
                   Borrower.

            7. Section 10j of the Loan  Agreement is amended in its entirety  to
               read as follows:

               j. LOAN. "Loan" means Loan I, Loan II,  Loan III,  or Loan IV.

            8. There is  added to the  Loan  Agreement  after  Section  10j(iii)
               thereof a new  section  10j(iv) to read as  follows:

               j(iv).  LOAN IV.  "Loan IV"  means  a  loan  by the Bank  to  the
               Borrower in the principal  amount of $8,400,000.

            9. The Loan Agreement is changed by this Amendment Agreement only to
               the extent  that  is   specifically  amended  by  this  Amendment
               Agreement  and,  as  so   amended,   the  Loan   Agreement  shall
               remain in  full force and   effect.  Effective  on   the  date of
               this Amendment  Agreement,    references   in  the Loan Agreement
               to "this  Agreement" shall be deemed to be references to the Loan
               Agreement as amended by  this    Amendment     Agreement.

            In Witness Whereof,  the Bank and the    Borrower   have caused this
            Amendment  Agreement

            to  be duly executed on   the  date   shown at the beginning of this
            Amendment Agreement.



MANUFACTURERS AND TRADERS TRUST COMPANY



By  /s/ KEVIN K. BROMBACHER
  -----------------------------
KEVIN K. BROMBACHER, Vice President




AMERICAN LOCKER GROUP INCORPORATED



By  /s/ EDWARD F. RUTTENBERG
  -----------------------------
EDWARD F. RUTTENBERG, Chairman