The Night Stick (Nyte Stick) from 32 DEGREES made from aluminum and ceramic coated has the Combination of spiral porting and muzzle break help to increase accuracy by decreasing turbulance the has to travel through inside the barrel.Fits Autococker, E-Matrix, X-mag, ULE bodies for Mags, Micro Mags, Evil Omen, Epic, Action Markers and Intimidator.