1. Metal components: Metal gears, metal ladder, metal inner and outer tubes, metal rotor plates, metal seesaw, metal dust cover, metal telescopic tailstock. 2. The outer tube body is made of high-strength imported DuPont nylon, and the inner gearbox is made of DuPont PA66 reinforced nylon. 3.Also equipped with a 480 dual-bearing motor and simulated recoil function. Features:1. Bottom-feed magazine, detachable accessories2. Linked chambering, pre-feeding3. Firing modes: Semi-automatic/Full-automatic4. Range: 20-25 meters5. Spring type: 1.2mm6. Firepower: 230-240 FPS7. Metal gear ratio: 18:18. Ammunition type: 7-8mm gel balls9. Material: Nylon + Metal10. Dimensions: 78*24 cm Packing List:1*AAC V2 Gel Blaster1*Magazine1*Goggles1*Water ammunition bottle1*7.4V lithium battery1*USB charging cable1*Gel balls (10,000 pieces)