Volar Motorsport O-Ring Chain Quality engineered for strength and durability Solid rollers and bushings work harder and last longer Reinforced rollers endure high impact Quad-stake riveted for exceptional shock absorption Unique protruding bushings designed to reduce kinking and extend O-ring life Chains are pre-stretched and shot-peened Tensile Strength: 8,500 lbs Chain Material: Alloy Steel Rivet Masterlink is included (Riveting tool for installation is a MUST , Not Included) Stock Replacement style Sprocket. Heat treatment for added strength and wear resistance. Zinc plated and have a baked on durable paint process for corrosion resistance. Sprocket Material: C45 Carbon Steel Specification: Front Sprocket: 16 Teeth Rear Sprocket: 42 Teeth O-Ring Chain: 520x110 - Yellow IMPORTANT: Masterlink must be press fitted and riveted for proper installation. Please view installation instructions. Fitment: 1996-2009 Kawasaki Vulcan 500 EN500C LTDMade by Volar MotorsportVolar Motorsport, Inc