KynSHOT AR-15 Recoil Buffer Replacement Black b55000047. Unlike other AR rubber tips or bumpers on the market the KynSHOT replacement bumper is designed as a softer rubber to provide inherent damping features to the KynSHOT AR buffers when combined with the hydraulics. Specifications for KynSHOT AR-15 Recoil Buffer Replacement: Manufacturer: KynSHOT Color: Black Fabric/Material: Rubber Gun Make: AR Platform Gun Model: AR-15 Package Contents: KynSHOT AR-15 Recoil Buffer Replacement What firearm models does the manufacturer say KynSHOT AR-15 Recoil Buffer Replacement is compatible with? The manufacturer suggests that KynSHOT AR-15 Recoil Buffer Replacement is compatible with AR-15KynSHOT b55000047: AR-15 Recoil Buffer Replacement Black