**DID 520ERV7 - X-Ring Chain - 520ERV7 x 120L(Gold)MotoGP specifications: the chosen chain of MotoGP, Superbike, and road racing teams Upgraded from the 520ERV3, and boasting a 3% higher tensile strength, a 13% longer chain life, and less friction due to X Ring seals Flagship model for street bikes and enduro riding Part description explanation: eg, 520ERV7 x 120 520 = chain pitch; ERV7 = chain model; x 120 = number of chain links (bike sprocket specific please check fitment charts or contact us) We
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**DID 520ERV7 - X-Ring Chain - 520ERV7 x 120L(Gold)