Cylinder Valve(GBBp/GBBr)- in order to increase the Power Muzzle Velocity. Gas Blowback Rifle or Pistols are mostly like the same. SIXmm has most of the type of Cylinder Valve available. SHOP NOW!
no comparison to original trigger! this one is crisp, good quality and even adjustable - and this for a competitive price! recommended. would buy again.