Crusader Steel Bolt Carrier Set For UMAREX / VFC M4 / 416 GBBR Sling Swivel Selector switch 3 mode: IR

Selector switch 3 mode: IR + green + flash

1 x HXAM#7

The Computer Numerical Control (CNC) manufacture process is held to such stringent and exact quality standards that you can even hear a vacuum "Pop" as you remove the hop-up from the outer barrel

Length : 500 / 730mm

It will quick mount on any Picatinny and weaver style rail

Crusader Steel Bolt Carrier Set For UMAREX / VFC M4 / 416 GBBR Sling Swivel Selector switch 3 mode: IRCNC machined steel construction ( Carrier Gas Key ) QPQ Nitride finish Improved, screw less nozzle stopper design Loading Nozzle assembly included, ready for drop in replacement Suitable for VFC M4 416 GBBR