Specification Brand : OUKENS BulletPoint1 : Excellent Material: Centerlock lockring is made of aluminum alloy with high strength, rust resistance and durability, no easy to deform,easy to use, light weight, simple and durability BulletPoint2 : CNC Meticulous Craftsmanship: Centerlock lock cover use CNC machining treatment can make the surface smooth, and can also prevent wear and tear. Professional manufacturing, stable performance and high reliability BulletPoint3 : Size Situation: The inner diameter of centerlock cover locking cap is about 26mm/1.0in, outer diameter is about 44mm/1.7in. Quick release wheelset, barrel shaft wheelset, universal BulletPoint4 : Using Method: Hub disc lock cover using with centerlock adapter, mount on the middle lock hub, 9/12/15/20mm pintle are all available, so that it can install 6 bolt disc. Please see pictures to confirm size and compatibility before order BulletPoint5 : Wide Range of Applications: Centerlock cover can be used for barrel shaft, compatible with mountain bike and road bikes, very easy to install and remove with the quick release whelset type Color : Black CompatibleWithVehicleType : Mountain Bicycle ExteriorFinish : Aluminum ExternallyAssignedProductIdentifier1 : 717164635541 ExternallyAssignedProductIdentifier2 : 0717164635541 IncludedComponents1 : 1 x Disc brake rotor IncludedComponents2 : 6 stainless steel rotors M5 Screws IncludedComponents3 : 1x wrench IsAssemblyRequired : 1 ItemName : Centerlock Lockring, Rust Resistant Anti Deformation Universal Aluminum Alloy Centerlock Lock Cover Ring Disc Rotor Lockring Bike Accessory Centerlock Rotors Tool for Bike Mountain(Black) ItemPackageDimensions_Height : 17.1 centimeters ItemPackageDimensions_Length : 1.8 centimeters ItemPackageDimensions_Width : 13 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : bike-brake-rotors Manufacturer : OUKENS Material : Aluminum ModelName : B-018 ModelNumber : B09Q39B3Y2 NumberOfItems : 1 PartNumber : OUKENS5xd37rf1o4-12 ProductDescription : These VANSIHO bike disc brake rotors are made from high-quality aluminum, which is strong and durable, with excellent heat dissipation performance. The rotors feature a unique design with 6 holes, which not only improves the appearance of the bike but also enhances the braking performance. The rotors are suitable for mountain bikes, road bikes, MTB, BMX, and other types of bikes, and are easy to install and use. The package includes 1 PC brake rotor, 6 bolts, and 1 wrench, which is convenient for installation and maintenance. ProductSiteLaunchDate : 2022-01-10T09:35:39.977Z Size : 203mm SupplierDeclaredDgHzRegulation : not_applicable UnspscCode : 25170000 WarrantyDescription : 1year