3.17mm aperture and 5mm output axle Aluminum Adapter.
Stock up on your RC hobby essentials with this 3.17mm propeller adapters, which are ideal for use with brushless motors and speed controllers.
Aluminium alloy material with silver color.
Motor Shaft Adapter for 3.17mm Dia shaft and 5mm dia hole propeller, excellent model plane parts.
Package including : 5PCS X 3.17mm Propeller Adapter.