Product Name: CNC Aluminium Rear Sprocket for Ktm Motorcycles with 520 Chains Model NO.: 520 Inner Diameter: 20-22.5mm Material: Aluminum 7075 -T6 Type: Transmission Hardness: High Then 150 Model No.: 520 Surface Treatment: Anodized OEM: Acceptable Size: Thickness 6 Mm Sample: Available Export Market: Global Port: Shanghai or Ningbo Colour: Red, Yellow, Black, Silvery, Blue etc. Trademark: XJ Transport Package: Plastic Bag, Carton, Wooden Case, Skin Packing Origin: China Product Description Billet Aluminum 7075 Motorcycle Dirt Bike Rear Wheel Chain SprocketLightweight High-Performance sprocket for added horsepower to the Front wheelFeatures self cleaning grooves to clear mud and increase sprocket lifeAll rear sprockets are made of 7075 -T6 aluminum alloy and anodized for even greater wearAdvanced tooth profile, concentricity and accuracy of fit provide maximum power transfer and long-lifeAll the sprocket was made by machining centre which can gain more precise dimension and glabrous surface than common machine work.We can skinpacking that is external appearance more beautiful.CNC machined sprocket can be change the style according to customers' requirements.This sprocket can be oxidated into various colors.Able to change sprocket toothnumber for customers' requirements.Billet Aluminum 7075 Motorcycle Dirt Bike Rear Wheel Chain SprocketContacts: EmilyPhone: 86 15151993002Tell: 86-519-85863812Changzhou Xiangjin Precision Machinery Co., LtdEquipmentQuantityCNC machining center14( contain 4axis processing center)CNC milling machine2CNC lathe8cutting machine4Three -COMERO1Welding machine4Punch2Blister packaging machine1vibratory finishing machine2Other machine20