plus delivery

Welcome to GMAC Custom Parts Ltd...


Please note that we do not man the phones but do answer when we can as we are a workshop and sometimes unable to leave machines. As we do not have an answer machine please email us with your contact details and we will get back to you.



We are a family run business with the personal touch manufacturing and supplying custom made parts for the Crosman 22xx & 13xx range Marauder BP2220, Crosman 1720T, Silhouette 1701P, 1077, Benjamin Discovery, Maximus and the QB/XS78 range, Webley FX2000 and its derivatives.

Most of our parts are made in brass a traditional material used by gun makers for centurys and Anodised Aluminum don't expect anything on this site made by GMAC to be made in  Delrin, the whole idea is to replace the plastic parts All Crosman spare parts listed are genuine not  GREY IMPORTS  Based in the UK but welcome orders from overseas all stock items posted within 24 hours of payment on business days.