​The Tru-Spin Prop Balancer will balance model airplane props of all sizes and weights, boat props, spinners, car wheels, helicopter rotor heads, jet fans, fly wheels, etc. Each balancer comes complete with easy-to-follow assembly and prop balancing instructions. Specially designed locking cone securely centers and locks props on to the balancing shaft for utmost accuracy. Each cone is carefully inspected on a calibrator to make sure it is running true. The balancing shaft is manufactured out of hardened material and then is centerless grounded giving precision balance every time. The prop balancer's aluminum wheels turn virtually friction-free for precision accuracy.

Features:
Built for the modeler who expects the very best
Manufactured out of hardened material
Balances air props of all sizes and weights, boat props, spinners, car wheels, heli rotor heads, jet fans, fly wheels, etc.
Securely centers and locks props on to the balancing shaft for utmost accuracy
Each balancer comes complete with easy-to-follow assembly and prop balancing instructions
Completely adjustable propeller balancer
Precision-machined rotating wheels to assure perfect balance easily
Unique over/under set-up option accomodates even large-scale props
separetly offers optional quadcopter balancer shafts for both 5mm DUBQ3380 and 6mm DUBQ3381

Description:
Item name: Prop Balancer
Suitable for: RC Multi-Rotors, RC Quadcopter, RC Hexcopter, DJI Phantom, DJI Inspire, DJI F450, RC Airplane, RC Helicopter
Material: plastic and metal

Package Information:
Package size: 16 * 9.5 * 4cm / 6.3 * 3.7 * 1.6in
Package weight: 334g / 11.8oz
Brand gift box package

Package List:
1 * Tru-Spin Prop Balancer (unassembled)
1 * User Mannal