1/16 RC Tank Henglong 7.0 ElectricSlip Ring For Big Small 360°Rotating Gear. Henglong 7.0 Main Board for 1/16 RC German Tiger1 Russian T90 Tank Sound. 5, Like real tank firing. Shooting 6mm BB pellets with COOL hull-recoil action(hull recoil is not barrel recoil) and firing sound effect.
