High quality solid roller chains, made with D.I.D precision and quality Non-sealed chains for the replacement of Original Equipment (OE) non-sealed roller chains Not suitable for high performance motorcycles Not to be used on motorcycles that have O-Ring or X-Ring chains as Original Equipment Fitments: 520NZ 250cc max 525NZ 400cc max 530NZ 750cc max Part description explanation: eg, 415S x 104 415 = chain pitch; S (or D or HD) = chain model; x 104 = number of chain links (bike/sprocket specific – please check fitment charts or contact us) NB: 50 = 530 chain pitch *sample pics We recommend all bike parts are fitted and tested by qualified professionals. If you are unsure about the part choice for your bike, please contact us before purchase. Chain Specifications DID Chain Spec chart