PolarStar Direct Attachment Direct Attachment:JACK Direct Attachment M5 Buffer tube screw 1x

M5 Buffer tube screw 1x #23 HSS Drill Bit Grip screw pilot holes 1x Compression Spring Pusher piece — keeps engine seated forward 2x Bullet Valve Lead

The 33g models accept threaded CO2 cartridges that are commonly used for inflating life vests while the 12g models use the standard 12g cartridges commonly used for Airsoft and Air Guns

• Hydrophilic finish

then you will need to install the #11 nozzle for whichever system you are converting your replica with

PolarStar Direct Attachment Direct Attachment:JACK Direct Attachment M5 Buffer tube screw 1xThe Alignment Revolution is a Monolithic Assembly. If you've ever spent hours shimming a gearbox shell just to have your nozzle tilt . 5mm and ruin your grouping, you know the pain. We got tired of "good enough" alignment. So we made this. The PolarStar Direct Attachment is a replacement for the original front cylinder on your F2 or JACK. What gearbox does this fit? Short answer: it doesn't exactly need one. The Direct Attachment replaces the front