{"product_id":"rk-rkm02ps41","title":"RKM02PS 41T Sprocket, Hi-Carbon Steel, OZ ENKEI","description":"[RK RKM02PS 41T Sprocket, High Carbon Steel, OZ ENKEI]\u003cbr\u003e\n Number of Teeth: 41\u003cbr\u003e\n Mounting Holes: 5\u003cbr\u003e\n Center Bore: 76mm\u003cbr\u003e\n PCD: 100mm\u003cbr\u003e\n ・Developed for 520 conversion, seeking more direct and lighter performance.\u003cbr\u003e\n ・When combined with RK 520X-XW chains, it recorded excellent durability of 20 hours in the most demanding test (Suzuka 8-hour endurance race mode).\u003cbr\u003e\n ・In endurance tests under full-throttle 1200cc air-cooled\/oil-cooled conditions, the H.C.S sprocket only showed surface wear when the chain began to show signs of damage.\u003cbr\u003e\n ・Ideal solution for \"excessive wear of aluminum alloy sprockets,\" which was the biggest problem with 520 conversions.\u003cbr\u003e\n ・The teeth are induction hardened and adjusted to the same hardness as the rollers of RK chains. Optimal performance is achieved when combined with RK chains.\u003cbr\u003e\n Aftermarket Wheels: OZ (NOBLEST), ENKEI, MARCHESINI (Type-A)\u003cbr\u003e\n *Images are for illustration purposes only. The design and specifications of the products shown are subject to change without notice. Thank you for your understanding.","brand":"アールケー(RK TAKASAGO CHAIN)","offers":[{"title":"Default Title","offer_id":45691821424875,"sku":"rk-rkm02ps41","price":8708.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/1021\/9499\/files\/rogo_0606822f-4e47-4bf4-97b9-e9a57067fb8c.jpg?v=1722518260","url":"https:\/\/bikeman.jp\/en\/products\/rk-rkm02ps41","provider":"バイクマン","version":"1.0","type":"link"}