Top Tech/ GT Advanced Series- Non Blowback Overall Length: 1193.8mm Weight: 4500g Gear box bearing: 7/8mm Ball Bearing Motor: High Torque Short Axis Wiring: Silver Inner Barrel: 510mm 6.03 Nickle Plated Tightbore Magazine: 470 Round M14 Hicap Battery Required: 9.6V Butterfly, 7.4V Lipo Stick

Top Tech/ GT Advanced Series- Non Blowback Overall Length: 1006mm Weight: 3950g Gear box bearing: 7/8mm Ball Bearing Motor: High Torque Short Axis Wiring: Silver Inner Barrel: 407mm 6.03 Nickle Plated Tightbore Magazine: 470 Round M14 Hicap Battery Required: 9.6V Butterfly, 7.4V Lipo Stick