<TABLE> <S> <C>

<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM 10QSB
AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
       
<S>                             <C>                     <C>
<PERIOD-TYPE>                   3-MOS                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1997             DEC-31-1997
<PERIOD-START>                             JUL-01-1997             JAN-01-1997
<PERIOD-END>                               SEP-30-1997             SEP-30-1997
<CASH>                                          97,193                       0
<SECURITIES>                                         0                       0
<RECEIVABLES>                                2,558,414                       0
<ALLOWANCES>                                     5,790                       0
<INVENTORY>                                  6,886,681                       0
<CURRENT-ASSETS>                             9,763,868                       0
<PP&E>                                       3,068,483                       0
<DEPRECIATION>                               1,650,323                       0
<TOTAL-ASSETS>                              15,770,317                       0
<CURRENT-LIABILITIES>                        3,739,158                       0
<BONDS>                                              0                       0
<PREFERRED-MANDATORY>                                0                       0
<PREFERRED>                                          0                       0
<COMMON>                                        30,144                       0
<OTHER-SE>                                           0                       0
<TOTAL-LIABILITY-AND-EQUITY>                15,770,317                       0
<SALES>                                      2,068,828               6,802,626
<TOTAL-REVENUES>                             2,068,828               6,802,626
<CGS>                                        1,341,765               4,504,658
<TOTAL-COSTS>                                1,823,622               5,914,084
<OTHER-EXPENSES>                               112,443                 226,591
<LOSS-PROVISION>                                     0                       0
<INTEREST-EXPENSE>                             112,875                 235,282
<INCOME-PRETAX>                                132,763                 661,951
<INCOME-TAX>                                         0                       0
<INCOME-CONTINUING>                            132,763                 661,951
<DISCONTINUED>                                       0                       0
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                            0                       0
<NET-INCOME>                                   132,763                 661,951
<EPS-PRIMARY>                                      .04                     .20
<EPS-DILUTED>                                      .04                     .20<F1>
<FN>
<F1> THE ACCOMPANYING NOTES TO THE CONSOLIDATED FINANCIAL STATEMENTS ARE AN
INTEGRAL PART OF THE STATEMENTS.
</FN>
        

</TABLE>