Aibecy Aluminium Alloy Shaft Coupling 5mm to 8mm Bore 14mm Outside Diameter Rigid Couplers Connector

Features:5mm to 8mm bore, total length 25mm, outside diameter 14mm.Made of aluminum alloy material. Able to withstand large torque transmission.Rigid coupling, light weight, low inertia and excellent sensitivity.High hardness, strong wear resistance, good corrosion resistance.Suitable for motor, hardware, mold, CNC, and other mechanical transmission occasions.Specifications:Material: Aluminum AlloyQuantity: 2pcsOutside Diameter: 14mmHeight: 25mmAperture: 5*8mmThread Size: M4*4mmItem Size(1pc): 1.4 * 1.4 * 2.5cm / 0.6 * 0.6 * 1.0inItem Weight(1pc): 7g / 0.2ozPackage Size: 13.1 * 9.0 * 1.5cm / 5.2 * 3.5 * 0.6inPackage Weight: 18g / 0.6ozPacking List:2 * Rigid Shaft Couplers