This is a brand new Ewarts Push-Pull 3/8″ Banjo Type fiber washer set. Ewarts petcock part # 65-8171 and 42-8075 not include for sell only washers.

Part number: 24-8504 Petcock to tank fiber washer (quantity of 1)               
                      57-1738 Banjo top fiber washer (quantity of 1)
                      60-4262 Banjo bottom washer (quantity of 1)  

Fits: BSA A7, A10 from 1955-63
        BSA A50, A65 from 1964-68
        BSA Bantams 1964-66