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MPI 44mm (1.73") E-Spinner Reverse Pitch Bar-Stock Aluminum Brushed FinishLight weight design made of high quality aluminum bar stock. Polished brushed finish. Comes with 4mm collet. Reverse Pitch Version.
Fits 5/32"(4mm) shaft diameter. Weight: .85oz(24g) for Cobalt 05, 15, 20, brushless motors.
ProSpin spinners are made from high quality bar-stock for strength. They won't crack like cheap cast aluminum spinners do. ProSpin spinners are also 30% lighter than cast aluminum. All spinners include a shaft bushing, prop nut, and bolt. All spinners are polished.
Notes on Ordering:
1. Find out the size of the prop nut you need.
2. If you need a different prop nut, you need to order it separately.
3. Some engines, i.e. Saito engines, require a bushing that is larger than the nut.
SKU Number: MPIPSR44R