Real Deal Cylinders Tracer this would be your best

this would be your best option

Comes with extra O Ring Stabilizers  as well as Adapter Shims

the reduced weight will decrease the stress induced on your gearbox

pressing the rack in further

shots will be fired not only when the trigger is pulled

Real Deal Cylinders Tracer this would be your bestStainless Steel Cylinder Stainless steel Polished internally to offer a smooth surface that yields consistent FPS and optimal conditions for piston cycling Compatible with most AEG Gearboxes "Anti Heat" design allows the cylinder to dissipate heat faster for high speed DSG builds. The ribs on the cylinder aid in head dissipation 100% 400mm+ (Long Barrel Builds) 75% 285mm 385mm (Most commonly used cylinder) 65% 175mm 250mm (Short barrel Builds) 75% is