Experience unparalleled performance with the RENTHAL 520 RR4 SRS Road Race Chain C377, designed specifically for Superbike racing applications. This chain features Renthal's innovative Self Regulating Seal (SRS) technology, which significantly enhances the service life and flexibility of the chain, allowing for a smoother operation on the road. The high-alloy steel construction ensures durability and resilience, making it a perfect fit for competitive racing environments. The RENTHAL 520 RR4 SRS comes pre-stretched to minimize adjustments during break-in, ensuring that you can hit the track with confidence. Each chain is equipped with solid bushings and rollers, shot-peened side plates, and striking gold sides for a premium look and feel. Plus, it includes a pair of latex gloves to ensure a mess-free installation process. Elevate your racing experience with this high-performance chain that promises reliability and efficiency on every ride. Features: * Developed exclusively for Superbike racing applications * Utilizes Renthal's Self Regulating Seal (SRS) technology for increased service life * High-alloy steel plates and pins for enhanced durability * Solid bushings and rollers for smoother operation * Shot-peened side plates with striking gold sides * Pre-stretched for less adjustment during break-in * Includes a pair of latex gloves for mess-free installation * Average tensile strength of 8,206 lbs.