CMI Sizer Set of 4 from .685 to .694, Autococker Threads

Sizer are designed to match the ball size to the barrel. The type of ball, weather and manufacturer’s 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.
4 Sizers, they are:

 .685  .688  .691  .694

Compatible Markers:

This barrel will fit Aliens, Autococker, BT TM15, BT TM7, Bushmaster, Cyborgs, Dark Shockers, Dye, Egos, Eteks, Evil Shockers, Excaliburs, Freestyles, Fusions, Gen E-matrix, Hybrid Shocker, Intimidators, Invert Mini, Legends, Minions, NME, Omen, ONYX, Promaster, Proteges, Protos, Python Impulse, Quest, Shocktech Shockers, Thresholds, Tremor Shockers, ULE Mags, Vice, Vikings, and Wrath paintball markers.