This is Dubro's Tru-Spin prop balancer.
- Completely Adjustable Propeller Balancer
- Precision-Machined Rotating Wheels to Assure Perfect Balance Easily
- Unique Over/Under Set-Up Option Accommodates Even Large-Scale Props
- Dubro separately offers optional Quadcopter Balancer Shafts for both 5mm and 6mm
Includes: One Tru Spin Prop Balancer
Requires: Assembly of Balancer