Features The Tapp Modular Adapter converts your traditional gas airsoft gun to use HPA (Compatible with Angel Custom/Tapp Airsoft mag adapters for various AEG/GBB platforms) Gas magazine included and pre-installed with HPA tap Friction-less BB stop allows smoother feeding and prevents BB loss while reloading Optimized internal design provides consistent feeding and performance Modular design allows for easy replacement of worn out components The Tapp Drum is a HPA tapped magazine that provides superior firepower at the users finger tips. Optimized for use in gas powered Airsoft guns, the TAPP drum magazine eliminates the need for gassing up your magazines, as well as the need for reloading, with this HPA powered, 1500 round monster of a magazine. The TAPP drum magazine provides fast, consistent and reliable winding and loading ensuring that your gun never runs dry in the middle of a firefight. Lightweight, compact, portable and powered by a traditional HPA rig, the TAPP Airsoft drum magazine is the ideal ammunition feeding solution to those Airsofters who accept only the pinnacle of performance in their arsenal. Manufacturer: Tapp Airsoft Specifications: Compatibility: KWA M11 and other compatible gas blowback Airsoft guns Magazine Compatibility: Accepts Angel Custom Drum Magazines Materials: DuPont polymer ⬇️ Check my page for other items of interest! I combine shipping on multiple orders whenever possible, and will accept reasonable offers.