{"product_id":"freewheel-fcr9200pc04","title":"Shimano Dura-Ace FC-R9200 12-Speed Double Power Meter Chainset","description":"\u003cp\u003eShimano Dura-Ace FC-R9200 12-Speed Double Power Meter Chainset.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWith several years of development and working closely with professional teams you can expect extreme accuracy from Shimano's first fully integrated power meter HollowTech II 12-speed Dura-Ace chainset\u003c\/li\u003e\n\u003cli\u003eAccurately calibrated strain gauges are integrated inside both left and right crank arms, this provides a stable measurement system through rotation from both sides for extremely precise data\u003c\/li\u003e\n\u003cli\u003e+\/-2% accuracy of strain gauge measured power\u003c\/li\u003e\n\u003cli\u003eBluetooth and ANT+ with wireless firmware update and data acquisition system\u003c\/li\u003e\n\u003cli\u003eEasily rechargeable integrated battery with fully waterproof reliable electric system\u003c\/li\u003e\n\u003cli\u003eHollow outer chainring, giving vast improvements in rigidity and increased weight savings\u003c\/li\u003e\n\u003cli\u003eThe hollow outer chainring has essentially removed outer chainring flex, hugely improving shift performance making it precise even under high load\u003c\/li\u003e\n\u003cli\u003eThese industry leading HollowTech II cold forged hollow crank arms have evolved to increase rigidity, reduce weight, and improve strength\u003c\/li\u003e\n\u003cli\u003eThe teeth have been developed to work only in conjunction with the 12-speed chains for improved contact providing more efficiency and improved power transfer\u003c\/li\u003e\n\u003cli\u003eThere is a wide range of chainring ratios and crank arm lengths available enabling customisation for all riders and racing disciplines\u003c\/li\u003e\n\u003cli\u003eHollowTech II integrated bottom bracket design uses a wider bearing placement and larger axle diameter for increased stiffness and efficiency\u003c\/li\u003e\n\u003cli\u003eBottom bracket seal design has a minimal bearing interface gives superbly smooth rolling and increased durability\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Freewheel \/ Madison","offers":[{"title":"Black \/ 50 \/ 34 teeth \/ 170 mm","offer_id":55543826809174,"sku":"FCR9200PC04","price":1199.99,"currency_code":"GBP","in_stock":true},{"title":"Black \/ 54 \/ 40 teeth \/ 170 mm","offer_id":55543826841942,"sku":"FCR9200PC40","price":1199.99,"currency_code":"GBP","in_stock":true},{"title":"Black \/ 50 \/ 34 teeth \/ 172.5 mm","offer_id":55543826874710,"sku":"FCR9200PD04","price":1199.99,"currency_code":"GBP","in_stock":true},{"title":"Black \/ 52 \/ 36 teeth \/ 172.5 mm","offer_id":55543826907478,"sku":"FCR9200PD26","price":1199.99,"currency_code":"GBP","in_stock":true},{"title":"Black \/ 54 \/ 40 teeth \/ 172.5 mm","offer_id":55543826940246,"sku":"FCR9200PD40","price":1199.99,"currency_code":"GBP","in_stock":true},{"title":"Black \/ 50 \/ 34 teeth \/ 175 mm","offer_id":55543826973014,"sku":"FCR9200PE04","price":1199.99,"currency_code":"GBP","in_stock":true},{"title":"Black \/ 52 \/ 36 teeth \/ 175 mm","offer_id":55543827005782,"sku":"FCR9200PE26","price":1199.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/1425\/4166\/files\/ftp_f_freewheel_imagesmadisonfwaccessoriesfcr9200p_1.jpg?v=1790787969","url":"https:\/\/substancecycles.co.uk\/products\/freewheel-fcr9200pc04","provider":"Substance Cycles","version":"1.0","type":"link"}