Tippmann 98 Hammerhead Fin Bore Barrel Sizer - 0.679 Spring Sniper and softest on the detents

and softest on the detents and balls

Lightweight balanced construction

Break Beam Anti-Chop Eyes Standard

10 - #17 BN70 O-ring

Tippmann 98 Hammerhead Fin Bore Barrel Sizer - 0.679 Spring Sniper and softest on the detentsHammerhead Fins (Sizers) are designed to match the ball size to the barrel. The type of ball, weather and manufacturers tolerances can all have an affect on a paintball size. To optimize your barrel performance it makes sense to have the right sizer for the ball used that day. HammerHead Fins are 2 in length which is an optimal length based on the amount of air pressure that occurs during the first two inches of a ball being shot out of a paintball