AAP 01 Aluminum Mag Release Style:Red Weight N A grams Usage Compatible Style:Midnight Smoke Lens Weight N A grams Usage Compatible with most Tokyo Marui (include KRYTAC and KWA) M4 M16 standard AEG version 2 gear box Requires Wearing eye protection is recommended Use proper tools for disassembly and reassembly the gear box with great care due to spring tension Bearing lubricant oil grease is recommended for smooth operation Smith & Wesson Licensed Add some flare to your weapon and magswap easier with this aluminum Mag Release It can be a great way to set your pistol apart from the crowd and improve the ergonomics on your AAP 01