Specification Brand : Sinoblu BulletPoint1 : Size:Diameter 65mm Length 80mm.Bore 19 to 20mm BulletPoint2 : Type: Plum shaped BulletPoint3 : Material:Using Aviation Aluminum with corrosion resistance High Hardness, High Precision, anodized, imported polyurethane, internal control accuracy H140, 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 ExteriorFinish : Aluminum ExternallyAssignedProductIdentifier : 6259851291820 ItemName : Sinoblu GFC Aluminum Alloy Shaft Coupling Bore 19mm to 20mm D65mm L80mm Plummer Coupling Star Module Servo Motor Flexible High Torque Coupling Encoder Aluminum Coupling ItemPackageDimensions_Height : 0.59 inches ItemPackageDimensions_Length : 3.15 inches ItemPackageDimensions_Width : 2.36 inches ItemPackageQuantity : 2 ItemTypeKeyword : spider-couplings Manufacturer : Sinoblu Material : aluminum_6061 Material1 : Aluminum Material2 : Polyurethane MetalType : Aluminum MetalType1 : Aluminum MetalType2 : Carbon Steel MetalType3 : Copper MetalType4 : Iron ModelNumber : CFC-30x40-10x15 NumberOfItems : 1 PackageLevel : unit PartNumber : GND-JLMH-65801920 ProductDescription : 1.Wide Range of Applications: rigid couplings can fix the shaft on the plane, and can easily install other accessories on the shaft, widely used in model shaft connection, perfect accessories for RC model.
2.Material selection: exquisite iron plating chromium, does not contain toxic and hazardous substances. No slowly or long-term virulence. So no need to worry about your health when using it. It is better than copper and aluminum alloys, electroplated process make it sturdiness and insulation, striking shaft more stable and easy for installment and replacement.
3.Universal: when you receive the goods, you will get 2 pieces Flange Shaft Coupling, wrench included, suitable for all kinds of DIY handmade model accessories. Just place the 2 flanged couplings between the 2 objects that need to be connected, align them, and tighten the 4 screws against the 4 holes one by one with a wrench to achieve the result of connecting the 2 objects.
4.Product superiority: it has the advantages of waterproofing, moisture-proof, wear-resistant, heat-resistant, anti-aging, anti-oil, anti-rust, and corrosion resistance.