Upgrade your ride with the RENTHAL 520 R33 Drive Chain, part number C408, designed for superior performance and durability. This innovative chain features Renthal's SRS (Self-Regulating Seals) technology, eliminating the traditional O-ring while enhancing longevity and efficiency. The chain*s construction utilizes high-carbon alloy steel pins along with solid bushings and rollers, ensuring it withstands the rigors of intense riding conditions. The R4 range*s proven quad riveting manufacturing process makes this chain exceptionally reliable. The hollow end rivet link simplifies installation and does not require a Quad Stake Rivet tool, making it a user-friendly choice for both professionals and DIY enthusiasts. Additionally, the shot peening of plates and rollers significantly boosts fatigue resistance, guaranteeing that your chain will perform at its best for longer. Experience the quality and craftsmanship that RENTHAL is known for with the 520 R33 Drive Chain. Features: * SRS Technology: Incorporates Self-Regulating Seals for increased longevity. * High-Carbon Alloy Steel: Ensures durability and strength under pressure. * R4 Quad Riveting: Proven manufacturing process for enhanced reliability. * Hollow End Rivet Link: Facilitates easy installation without specialized tools. * Shot Peened Plates: Increases fatigue resistance for longer-lasting performance.