Developed exclusively for Superbike racing applications Utilizes Renthal's Self Regulating Seal (SRS) technology to increase the service life of the chain in road applications; also enhances chain flexibility for smoother operation Features high-alloy steel plates and pins, solid bushings and rollers, shot-peened side plates and gold sides Comes pre-stretched for less adjustment during break in Comes with a pair of latex gloves for mess-free installation Available in 520 pitch only, average tensile strength: RR4 SRS 520-8,206 lbs. (EU: 235,87 - 3722,18 kg) Rivet only link included. CHAIN RR4 SRS 520 120L