- WE 350rd Gas Drum Magazine for WE Open Bolt L85 / SCAR-L / R5C / T65 / HK416 / AR M4 M16 GBB Rifle.- Made out of metal and polymer.- Injection molded polymer body.- Can withstand the rigors of field use.- Manual winding system.- Comes with customizable shockproof pads.- Shockproof pads for extra protection.- Changeable shockproof pads.- Interchangeable magazine system.- Huge gas reservoir.- Suitable for WE Open Bolt L85 / SCAR-L / R5C / T65 / HK416 / AR M4 M16 GBB Rifle.- Also suitable for Cybergun FN Open Bolt SCAR-L GBB Rifle.- Power Source: HFC 134a / HFC 22 / Green Gas- Color - Black/OD/Grey- Weight - Approx 1026g - Capacity - 350rd - Bullet type - 6mm BB- Original Packing