BBT Steel Bolt Carrier For Maruyama ISO556 GBB Airsoft Inner-Barrel-Length-(mm)_221 Parallax-free at 50yds (<2 MOA):

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

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

this slide offers the perfect balance of lightweight performance and rugged durability

TMC TC SMG Mag Pouch (Coyote Brown)

BBT Steel Bolt Carrier For Maruyama ISO556 GBB Airsoft Inner-Barrel-Length-(mm)_221 Parallax-free at 50yds (<2 MOA):Key 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