EXHIBIT 4.3

               Form of Stock Option Agreement to be entered into
                  with respect to Non-Incentive Stock Options



                            STOCK OPTION AGREEMENT

                FOR NON-INCENTIVE STOCK OPTIONS PURSUANT TO THE
                              GFSB BANCORP, INC.
                            1995 STOCK OPTION PLAN
                            ----------------------

                            Non-Employee Directors

     STOCK OPTIONS for a total of 4,066 shares of Common  Stock,  par value $.10
per  share,  of  GFSB  Bancorp,  Inc.  (the  "Company")  is  hereby  granted  to
_______________________ (the "Optionee") at the price determined as provided in,
and in all respects subject to the terms, definitions and provisions of the 1995
Stock Option Plan (the "Plan")  adopted by the Company which is  incorporated by
reference herein, receipt of which is hereby acknowledged. Such Stock Options do
not comply with Options  granted under Section 422 of the Internal  Revenue Code
of 1986, as amended.

     1. Option Price.  The Option price is $________ for each Share,  being 100%
of the fair market value, as determined by the Committee, of the Common Stock on
the date of grant of this Option (January 5, 1996).

     2. Exercise of Option.  This Option shall be exercisable in accordance with
provisions of the Plan as follows:

            (a)   Schedule of Rights to Exercise.

               Date                                  Percentage of Total Shares
               ----                                      Awarded Which Are
                                         Number           Non-forfeitable
                                         ------      ---------------------------
Upon grant........................          0                     0%
As of January 5, 1997.............         813                    20%
As of January 5, 1998.............        1,626                   40%
As of January 5, 1999.............        2,439                   60%
As of January 5, 2000.............        3,252                   80%
As of January 5, 2001.............        4,066                  100%


      Options shall continue to vest annually  provided that such holder remains
a director  or  director's  emeritus.  Notwithstanding  any  provisions  in this
Section 2, in no event  shall  this  Option be  exercisable  prior to six months
following the date of grant.  Options shall be 100% vested and exercisable  upon
the death or  disability  of the  Optionee,  or upon a Change in  Control of the
Company.
                                       1


            (b)   Method  of  Exercise.  This  Option  shall  be  exercisable by
a written notice which shall:

                    (i) State the election to exercise the Option, the number of
      Shares with  respect to which it is being  exercised,  the person in whose
      name the stock certificate or certificates for such Shares of Common Stock
      is to be registered,  his address and Social  Security  Number (or if more
      than one,  the  names,  addresses  and  Social  Security  Numbers  of such
      persons);

                   (ii) Contain such  representations  and  agreements as to the
      holder's  investment intent with respect to such shares of Common Stock as
      may be satisfactory to the Company's counsel;

                  (iii) Be signed by the person or persons  entitled to exercise
      the Option and, if the Option is being  exercised by any person or persons
      other than the Optionee, be accompanied by proof,  satisfactory to counsel
      for the  Company,  of the right of such person or persons to exercise  the
      Option; and

                   (iv) Be  in  writing and delivered in person or by certified 
      mail to the Treasurer of the Company.

      Payment  of the  purchase  price of any Shares  with  respect to which the
Option is being  exercised  shall be by certified or bank  cashier's or teller's
check.  The certificate or  certificates  for shares of Common Stock as to which
the Option shall be exercised  shall be  registered in the name of the person or
persons exercising the Option.

            (c)  Restrictions  on Exercise.  This Option may not be exercised if
the issuance of the Shares upon such  exercise  would  constitute a violation of
any applicable federal or state securities or other law or valid regulation.  As
a condition to the Optionee's  exercise of this Option,  the Company may require
the person exercising this Option to make any representation and warranty to the
Company as may be required by any applicable law or regulation.

      3.  Non-transferability  of Option.  This Option may not be transferred in
any manner otherwise than by will or the laws of descent or distribution and may
be exercised during the lifetime of the Optionee only by the Optionee. The terms
of this  Option  shall be binding  upon the  executors,  administrators,  heirs,
successors and assigns of the Optionee.

                                     2



      4. Term of Option.  This  Option may not be  exercised  more than ten (10)
years  from the date of grant of this  Option,  as set forth  below,  and may be
exercised  during  such term only in  accordance  with the Plan and the terms of
this Option.

                                               GFSB Bancorp, Inc.




Date of Grant: January 5, 1996            By:_______________________________



Attest:




_________________________________
[SEAL]

                                     



                   NON-INCENTIVE STOCK OPTION EXERCISE FORM

                                PURSUANT TO THE
                              GFSB BANCORP, INC.
                            1995 STOCK OPTION PLAN


                                                          _____________________
                                                                (Date)

GFSB Bancorp, Inc.
211 West Aztec
Gallup, New Mexico  87301

Dear Sir:

     The  undersigned  elects to  exercise  the  Non-Incentive  Stock  Option to
purchase _________ shares, par value $.10, of Common Stock of GFSB Bancorp, Inc.
under and pursuant to a Stock Option Agreement dated _______________, 19_____ .

     Delivered  herewith  is a certified  or bank  cashier's  or teller's  check
and/or shares of Common  Stock,  valued at the fair market value of the stock on
the date of exercise, as set forth below.

                     $__________          of cash or check
                      __________          of Common Stock
                     $                    Total
                      ==========          

      The name or names to be on the stock  certificate or certificates  and the
address and Social Security Number of such person(s) is as follows:

      Name_________________________________________

      Address______________________________________

      Social Security Number_______________________

                                          Very truly yours,



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