4Pcs 8mm High Torsion CNC Motor Printer Shaft Coupler Flexible Coupling☜

Feature: \n 1. Shaft couplers are often used to connect servo motors, stepping motors, encoders, screw drives, machine platforms, etc.\n2. The product is made of aluminum alloy, more durable, suitable for most 3d printers\n3. The inner diameter is 8mm, and the outer diameter is 20mm, with great workmanship, perfect replacement for the old one.\n4. Strict quality control and quality assurance, high safety factor, can be used with peace of mind.\n5. With small size, easy to carry and store, with good performance and convenient to use. \n\nSpecification: \n\nItem Type: Shaft Coupler\nModel: Rigid clamping coupling\nInner Diameter: Approx. 8mm / 0.3in\nOuter Diameter: Approx. 20mm / 0.8in\nMaterial: Aluminum alloy\n\nPackage List: \n 4 x Shaft Coupler \n\n1. Our listing price includes the value of goods,packaging cost,and export taxes,not including international duties.\n\n2. duties,taxes,and charges are not included in the item price or shipping fee.\n\n3. The duties are buyers' resp: