Specification Brand : Sinoblu BulletPoint1 : Size:Diameter 20mm Length 25mm.Bore 8 to 9.525mm BulletPoint2 : Type: Plum shaped BulletPoint3 : Material:Using Aviation Aluminum with corrosion resistance High Hardness, High Precision, anodized, imported polyurethane, internal control accuracy H7, plug gauge full inspection,Longer Service Life BulletPoint4 : Super Torque:Can Absorb Vibration, Appropriate a Large Torque Transmission.High Hardness,Durable,and Excellent Response,Not Easy to Loosen BulletPoint5 : Vibration-damping:Flexible Spider Couplings Offset Angular, Radial and Axial Shaft Displacement Within Defined Ranges. The Elastomer Dampens Shock and Torsional Vibrations in The Drive Train DriveSystem : Star ExteriorFinish : Silver ItemName : Sinoblu GFC Aluminum Alloy Shaft Coupling Bore 8mm to 9.525mm D20mm L25mm Plummer Coupling Star Module Servo Motor Flexible High Torque Coupling Encoder Aluminum Coupling ItemTypeKeyword : spider-couplings Manufacturer : Sinoblu Material : aluminum_6061 MetalType : Aluminum NumberOfItems : 1 PartNumber : GND-MH-2025 ProductDescription : 1.Aluminum alloy 2.Used for shaft fixing and positioning, linear slide stop and locking the rod shaft end 3.Easily installed where major disassembly would otherwise be required 4.4.High quality aluminum alloy material, lightweight, surface oxidation resistant and corrosion resistant, durable and strong 5.Main Color: Silver, Red 6.If you have any questions, please contact us promptly, we will reply you within 24 hours ProductSiteLaunchDate : 2023-06-10T09:02:56.149Z Size : 8mm to 9.525mm Style : D20 L25 UnspscCode : 31161700