This pack includes:?2x Rubber buckings.?2x fishbone devices.??
60 degree rubber is softer than normal 80-90 degree rubber. Much easier to install and operate.
??Shark Hop-up Bucking was originally designed to prevent double feeding.?By having 3 special "fins" inside the bucking, Shark Hop-up Bucking can hold one and only one B.B. tightly in the chamber. ??
Fishbone device:?Traditional hop-up pressure device can apply uneven pressure on to BB's.?The Fishbone device will apply even pressure onto BB's and provides consistent accuracy.