Specification Brand : FOCMKEAS BulletPoint1 : 【Package & Size】1 piece Flange Coupling Connector; 4mm(0.16 inch) inner Dia 10mm(0.39 inch) external diameter; Net Weight: 11g(0.39 oz). BulletPoint2 : 【Material】The coupling connector is Exquisite iron plating chromium,maded of C45 Carbon Steel (it is better than copper and aluminum alloys), thereby improving the toughness and corrosion resistance of the rigid flange coupling, electroplated process make it sturdiness and insulation, striking shaft more stable and easy for installment and replacement. BulletPoint3 : 【High precision】The shaft coupling is made of high-precision technology, which can realize the tight connection of the 2 shafts, and the model machine is not easy to separate during the operation. BulletPoint4 : 【Low inertia】Shaft coupler is so highly sensitive that can quickly switch the working state, efficient and swift. BulletPoint5 : 【Wide application】Flange coupling is a special coupling that can fix a shaft to a flat surface and can easily install other accessories on the shaft, widely used in model shaft connection, perfect accessories for RC model motors, etc. Color : One Color Department : Unisex Adult ExteriorFinish : Aluminum ExternallyAssignedProductIdentifier : 9463747723723 ItemName : FOCMKEAS 4mm(0.16 in) Flange Shaft Coupling, Rigid Coupling Motors Guide Support Coupler, High Hardness Connector Flanged Mount for DIY RC Model Motors Coupler with Set Screws & Wrench ItemPackageDimensions_Height : 0.59 inches ItemPackageDimensions_Length : 2.76 inches ItemPackageDimensions_Width : 1.97 inches ItemPackageQuantity : 1 ItemTypeKeyword : set-screw-couplings Manufacturer : FOCMKEAS Material : Carbon Steel MetalType1 : Aluminum MetalType2 : Carbon Steel MetalType3 : Copper MetalType4 : Iron ModelName : ZVHZQEMMT ModelNumber : ZVHZQEMMT NumberOfItems : 1 NumberOfPieces : 1 PackageLevel : unit PartNumber : 4mm id-10mm od 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.