Specification AgeRangeDescription : Ages 14+ Brand : Coavoo BulletPoint : ARRMA BALL 3x8x12mm (2pcs), ARA-2051 BulletPoint1 : The package includes: BK20 fixed bearing end support block + BF20 floated end support block + locknuts + circlips, for CNC ball screw 25mm, SFU2504 SFU2505 SFU2510 BulletPoint2 : The bearing in the BK is deep groove ball bearing, we also have angular contact bearing; as a factory seller, we can customize the bearing end, please contact us if you need BulletPoint3 : We have many styles of the bearing end blocks, BK BF, EK EF, and FK FF, we can provide the CAD and 3D model files for all the items BulletPoint4 : Made from carbon steel, high precision, good stability and long service life BulletPoint5 : Work with the ball screw, coupler, and othe CNC parts, as the linear motion system, widely be used in 3D printer, DIY, mechanical processing, and other transmission fields BulletPoint6 : Ball Diameter: 5mm - 50mm (Tolerance: ±0.01 mm) BulletPoint7 : Note: The ball of this material is not waterproof or rust-proof Color : Multi CompatibleDevices : Camera, Lens CpsiaCautionaryStatement : no_warning_applicable ExternallyAssignedProductIdentifier : 5052127050425 ExternallyAssignedProductIdentifier1 : 750886031147 ExternallyAssignedProductIdentifier2 : 0750886031147 ExternallyAssignedProductIdentifier3 : 00750886031147 GpsrSafetyAttestation : 1 IncludedComponents : BALL 3x8x12mm (2pcs) ItemName : Coavoo BK20 BF20 Bearing End Blocks, for Ballscrew 25mm Linear Motion CNC Ball Screw SFU2504 SFU2505 SFU2510, with Deep Groove Ball Bearing ItemPackageDimensions_Height : 11 centimeters ItemPackageDimensions_Length : 9 centimeters ItemPackageDimensions_Width : 8 centimeters ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : ball-screws Manufacturer : Coavoo ManufacturerMinimumAge : 168 Material : Carbon Steel Material1 : NBR (Buna Rubber) Material2 : Carbon Steel ModelName : BALL 3x8x12mm (2pcs) ModelNumber : CO-BK20BF20 NumberOfBoxes : 1 NumberOfItems : 1 PackageLevel : unit PartNumber : CO-BK20BF20 ProductDescription : Brand: Coavoo The package includes: 1Pcs BK20 fixed bearing end support blocks ( The bearing is deep groove ball, if you need angular contact bearing, please message us) 1Pcs BF20 floated end support block 1Pcs locknuts 1Pcs circlips ProductSiteLaunchDate : 2022-11-08T10:04:47.855Z SafetyWarning : WARNING: Read the ENTIRE instruction manual to become familiar with the features of the product before operating. Failure to operate the product correctly can result in damage to the product, personal property and cause serious injury. This is a sophisticated hobby product. It must be operated with caution and common sense and requires some basic mechanical ability. Failure to operate this Product in a safe and responsible manner could result in injury or damage to the product or other property. This product is not intended for use by children without direct adult supervision. Do not use with incompatible components or alter this product in any way outside of the instructions provided by Horizon Hobby, LLC. The product manual contains instructions for safety, operation and maintenance. It is essential to read and follow all the instructions and warnings in the manual, prior to assembly, setup or use, in order to operate correctly and avoid damage or serious injury. Size : BK BF StreetDate : 2024-11-21T00:00:01Z Style : 25mm Ballscrew SupplierDeclaredDgHzRegulation : not_applicable TargetAudienceKeyword1 : Men TargetAudienceKeyword2 : Unisex TargetAudienceKeyword3 : Women TargetGender : unisex Theme : RC Hobby ToyVehicleForm : Car TripodHeadType : Ball Heads UnitCount : 1 UnspscCode : 31161500