Manufacturer:Tokyo Marui Model: Breacher Shell Magazine Capacity: 30 Rounds Material: Metal / Plastic Package Includes: One (1) Shotgun, One (1) Gas Cartridge Features: Full Metal Barrel & Receiver 3 Burst & 6 Burst Firing Modes Compatible with UTG M3 30 Round Shells Top Rail Segment for Optics Also includes m4 magazine adaptor ($40) part 1x 330round flashmag