Description Great accessories for RC model motor, such as airplane boat model. Connecting two axes with difference diameter. Can also be connected with a motor axis, or connecting shafts of different diameter. Widely used in hardware, molds, boat propeller shaft and the motor power of the mechanical transmission. General Specification: Precision CNC machined. Material: Solid Brass. Bore Diameter d1: ∅4mm. Bore Diameter d2: ∅5mm. Length L: 20mm. Outer Diameter OD: ∅9mm. M3 Set Screws 4-pieces per coupling. Related Information: Brass Shaft Coupling Specs Our Local Outlet: Shopee Lazada
