Specification AutomotiveFitType : universal_fit Brand : RUJOI BulletPoint : ▲Brake System: Mechanical Disc Brake System with 2 aluminum front and back caliper(51mm), 2 of stainless steel 160mm Rotors, 2 sets of 6 bolts BulletPoint1 : This 4-piston dual drive, four pistons on both sides at the same time to hold the discs, improving braking performance over single/dual piston designs, while also prevents rotor deformation. BulletPoint2 : The metal brake pads wear-resistant and waterproof, does not hurt the disc, no noise, and further improves the braking effect. BulletPoint3 : Hydraulic bike brakes adopt integrated hydraulic cylinder with strong sealing to avoid oil leakage and air intake of the brake handle, lightweight design. BulletPoint4 : Three-finger brake handle, ergonomic design, particles, comfortable grip, anti-detachment. BulletPoint5 : Suitable for mountain bike, , road bike, electric bike, scooter, folding bikes, fat bike, etc. Color : Floating Disc Brake CompatibleWithVehicleType : Bicycle ExteriorFinish : Machined ExternallyAssignedProductIdentifier : 5007732310358 FitType : Universal IncludedComponents : Bike Disc Brake Kit IsAssemblyRequired : 1 ItemDisplayDimensions_Height : 1.38 centimeters ItemDisplayDimensions_Length : 5.71 centimeters ItemDisplayDimensions_Width : 3.74 centimeters ItemDisplayWeight : 1 pounds ItemName : RD-01B-X ItemPackageDimensions_Height : 17 centimeters ItemPackageDimensions_Length : 17 centimeters ItemPackageDimensions_Width : 6.5 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : bike-disc-brake-sets Manufacturer : RUJOI Material : Metal ModelName : RD-01B-X ModelNumber : RD-01B NumberOfItems : 1 NumberOfLithiumMetalCells : 1 PartNumber : RD-01B-X ProductDescription : Caliper 51mm Mechanical type for front&rear Aluminum alloy W/Return spring W/Metallic compound pads Simple pad changing without disassembling the caliper Front adaptor for 160/180mm rotor Rear adaptor for 160mm disc PMC post mount compatible Front adopter-free for post mount 160mm disc N.W.: 162g/wheel Rotor Stainless steel for durability Quick heat dispersion Diameter: 160mm N.W.:115g/pcs ProductSiteLaunchDate : 2019-03-14T07:00:00.000Z Size : BB8(F180R160) SupplierDeclaredDgHzRegulation : other SupplierDeclaredHasProductIdentifierExemption : 1 UnspscCode : 25170000 WarrantyDescription : 6 MONTHS