Real Deal Cylinder Head internal 70mm in total height (Long)

70mm in total height (Long)

Insert into piston and screw on piston head

It introduces a break to the trigger action

Because of its sheer speed

Retro arms QSC Gearbox $105

Real Deal Cylinder Head internal 70mm in total height (Long)Gold Real Deal Double O ring Cylinder Head. V2 & V3 Gearbox Compatible. SHS OEM CNC Cylinder Head with the Real Deal Flavor. A must have upgrade when seeking perfect compression. Double O ring at the base help to Seal the compression system. I highly recommend to wrap a few layers of Teflon Tape UNDER the o rings, this will yield a wicked seal. One piece metal construction, this prevents any fractures your stock Cylinder head may experience. Stock