{"product_id":"rk-excel-america-525xso-124-xso-rx-ring-series-chain_514f96cf","title":"XSO RX-Ring Chain C53848","description":"As part of their continuing quality improvement program, the RK Chain factory has made a running production upgrade to their best-selling 525XSO chain. The new upgraded 525XSO chains feature heat treated hi-carbon alloy steel components with seamless rollers and shouldered bushings, and are fitted with RK's proprietary RX-Ring seal design. RK's new 525XSO chains offer quality, performance and unbeatable value, for all but the most demanding high performance applications. RK's RX-Ring chains feature an X-ring shaped seal. Viewed in cross-section, the X-ring has two lubrication pools and seal points versus the single seal point\/pool design of a regular O-ring chain. RX-Ring technology offers less torsional friction, increased high-stress performance, and a 30 percent longer wear life compared to standard O-ring chains. RK's new RX-Ring chains offer tremendous value, plus true quality and performance for all but the most demanding high performance applications. Pin length in mm: 22.85mm. Maximum wear life index: 750. Maximum tensile in pounds\/feet: 8850 pounds\/feet. Master link type: rivet. Weight in pounds per 100 links: 4.3 pounds. Maximum cc: 900cc Street\/750cc off-road. 19.2 links per foot. 15.875mm pin to pin center. Your original purchase of RK sealed-ring chain is warranted to be free of defects in material and workmanship for 20,000 miles of street riding or one year of off-road use.","brand":"My Store","offers":[{"title":"Default Title","offer_id":46202020266175,"sku":"P356810860108324002","price":18.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0770\/5038\/0479\/files\/936DEF5E-C25D-61AB-C906-6FEC83783BBE.jpg?v=1789358647","url":"https:\/\/zenaria.shop\/products\/rk-excel-america-525xso-124-xso-rx-ring-series-chain_514f96cf","provider":"My Store","version":"1.0","type":"link"}