BBT Steel Bolt Carrier For Maruyama ISO556 GBB Airsoft Inner-Barrel-Length-(mm)_221 Re-usable (Deep Fire suggests you

Re-usable (Deep Fire suggests you to paint the inside of the shells as yellow

Aluminum ConstructionCREE LED (500 Lumens)Powered by 2xCR123A BatteryFit to mount on any 20mm Picatinny RailInclude Pressure Pad Switch

CNC-Machined 6000 Series Aluminum

Metal Construction Airsoft AK Buttstock Latch

Parallax-free at 50yds (<2 MOA): Most red dots claim "parallax-free" but have minor parallax (2 MOA is acceptable for non-magnified optics)

BBT Steel Bolt Carrier For Maruyama ISO556 GBB Airsoft Inner-Barrel-Length-(mm)_221 Re-usable (Deep Fire suggests youKey Feature CNC Steel Construction Airsoft Bolt Carrier QPQ Coating Due to its substantial weight, once installed, it can give your GBB rifle a more powerful recoil Suitable For Maruyama ISO556 Gas Blow Back GBB Airsoft Rifle