Snipetor STTI MK23 Stock Barrel Rhop 65º
Snipetor STTI/ASG MK23 Stock Barrel R-hop
Drop in handmade R-hop patch for STTI/ASG MK23 stock barrels.
Flat bucking is needed.
Works in all weather conditions.
High temperature and mechanical resistance.
Much less hop is needed to hop heavy bbs.
For installation please use tape method or eventually super glue