Scorpion Lock Strap 3-pack (Large) - 500 to 700 Class Electric Helis iLGoblin 520 parts Metal battery mount x 2

Metal battery mount x 2

Socket button head screw x 2(M4x12mm)

9mm Driver is especially popular among Helicopter Model Hobbyists for the Align T-Rex 250 Electric Micro Helicopter Kit

5x6mm) x 2

Scorpion Lock Strap 3-pack (Large) - 500 to 700 Class Electric Helis iLGoblin 520 parts Metal battery mount x 2The new Scorpion Lock Straps feature a revolutionary non slip coating on the inside surface that securely locks your battery in place and prevents them from shifting, even during the most radical 3D aerobatic maneuvers. These large size straps are perfect for 500 to 700 class electric helicopters or larger RC Aircraft. The large size strap measures 1 inch wide by 12. 5 inches long (25mm x 315mm), so they will fit around a 6 cell 5000mah battery pack.