Steel shaft coupling hole 3.17mm to 5mm rod coupling sleeve
length: 20 mm
diameter: 9 mm
Material: brass
single weight: 8 g
screw aperture: M3
Connection ID: 3.17mm to 5mm
OTHER PRODUCTS
Shaft Coupler 5mm x 5mm Connector Adapter for RC Airplane Boat Motor
Ahmad (verified owner) –
Service is so good I received my products with next day with great quality products definitely recommended