Specification Brand : Aopin BulletPoint1 : [High quality medium carbon steel] This universal joint is made of high-quality alloy steel metal material, with a long service life and durability. BulletPoint2 : [Application Scenario] This universal joint coupling joint is widely used for connecting machinery, 3D printers, model cars, model ships, robots, and more. BulletPoint3 : [Working principle] The connection between shafts, the connection between power shaft and driven shaft, realizes torque and torque transmission, universal joint structure, and achieves rigid transmission with concentric or joint connection axes tilted to each other. BulletPoint4 : 【 Connection Screws 】 Comes with 2 connection fastening screws to help tighten the joint and achieve better rated torque and protection. BulletPoint5 : 【 Surface treatment 】 Adopting environmentally friendly blackening treatment process, the appearance is rust proof and aesthetically pleasing. Color : One Color ExternallyAssignedProductIdentifier : 7596317567297 ExternallyAssignedProductIdentifier1 : 0605129153431 ExternallyAssignedProductIdentifier2 : 605129153431 IncludedComponents : No ItemName : 1 Pcs 12X25X56mm Universal Joint Steering Black Shaft Coupling, The Motor is Connected to The Main Shaft to Transmit Torque ItemPackageDimensions_Height : 25 millimeters ItemPackageDimensions_Length : 56 millimeters ItemPackageDimensions_Width : 25 millimeters ItemPackageQuantity : 1 ItemTypeKeyword : pin-and-block-universal-joints Manufacturer : Aopin-Hardware Material : Metal ModelNumber : ZSHHZSZHS NumberOfItems : 1 PartNumber : OP002B ProductDescription : Needle roller bearings 172516 172520 182616 182620 192716 192720 ProductSiteLaunchDate : 2024-01-17T07:39:49.621Z Size : 12x25x56mm Style : 45 steel (top wire) SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1