albion engineering company 47-7 2″ 2″ diameter piston replacement kit for albion professional line special deluxe drive bulk

2″ Diameter Special Deluxe Drive Piston Replacement Kit | For use with bulk caulk guns | Albion’s most popular bulk piston replacement kit | For all 2″ diameter barrel Special Deluxe Drive bulk guns, such as the DL-45, DL-59, DL-79 and 440 Series | Kit Includes: (1) #37-38 Nyloc Jam Nut, (1) #37-24 Nut, (1) #39-17 Small Washer, (1) #39-22 Large Washer, (2) #21-1 Soft Leather Piston