AIRSOFT ARTISAN B51 OPTICS MOUNT FOR A&K PKM aeg gearbox shells All of the parts in

All of the parts in the kit

0 M&P 40 M2

Internally is a version 3 gearbox with 7mm bearings and high quality gears and piston

For those who are left handed fear not as this features ambidextrous fire selector which is easily accessible from both sides

CNC stainless steel barrel

AIRSOFT ARTISAN B51 OPTICS MOUNT FOR A&K PKM aeg gearbox shells All of the parts inAirsoft Artisan B51 Optics mount for A&K PKM AA PKM 01 Made by 6 series aluminium Fit for PKM Series Airsoft Electric Gun AEG Add 200mm ( 19 Slot ) Long 20mm standard rail mount for your optic equipment such as Scope Red Dot Sight & Laser Unit Simple, no tools, install and removal in seconds