{"product_id":"shimano-105-十二速雙片鏈鉼-黑色-fc-r7100-shimano-105-chainwheel-12spd-bk-fc-r7100","title":"Shimano 105 12-Speed Double Chainring-Black-FC-R7100","description":"\u003cdiv class=\"cmp-itemlist-accordion__always-visible-section\"\u003e\n\n\u003cli class=\"type-benefit\"\u003eOptimal balance of rigidity, strength, weight, and rotating performance\u003c\/li\u003e\n\n\u003cli class=\"type-benefit\"\u003eHOLLOWTECH II structure provides a best balance of lightness and optimum power transfer efficiency\u003c\/li\u003e\n\n\n\u003c\/div\u003e\n\u003cdiv class=\"cmp-itemlist-accordion__accordion-section cmp-itemlist-accordion__accordion-section--is-opened\"\u003e\n\n\u003cdiv data-final-height=\"80.625\" data-starting-height=\"0\" class=\"cmp-itemlist-accordion__contents\"\u003e\n\n\u003cli class=\"type-benefit\"\u003eCrank length: 160, 170, 172.5mm\u003c\/li\u003e\n\n\u003cli class=\"type-benefit\"\u003eGear combination: 50-34T\u003c\/li\u003e\n\n\u003cli class=\"type-benefit\"\u003eQ-factor: 148 mm\u003c\/li\u003e\n\n\n\u003c\/div\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cdiv class=\"cmp-itemlist-accordion__always-visible-section\"\u003e\n\n\u003ch2 class=\"cmp-product-info__title\"\u003eProduct Specifications\u003c\/h2\u003e\n\n\u003ctable class=\"cmp-product-spec__table\"\u003e\n\n\u003ctbody\u003e\n\n\u003ctr class=\"cmp-product-spec__table-row\"\u003e\n\n\u003cth class=\"cmp-product-spec__name\"\u003eMODEL NO\u003c\/th\u003e\n\n\u003ctd class=\"cmp-product-spec__value\"\u003eFC-R7100\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr class=\"cmp-product-spec__table-row\"\u003e\n\n\u003cth class=\"cmp-product-spec__name\"\u003eSERIES\u003c\/th\u003e\n\n\u003ctd class=\"cmp-product-spec__value\"\u003eSHIMANO 105 R7100 Di2 Series\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr class=\"cmp-product-spec__table-row\"\u003e\n\n\u003cth class=\"cmp-product-spec__name\"\u003eColor\u003c\/th\u003e\n\n\u003ctd class=\"cmp-product-spec__value\"\u003eSeries color\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr class=\"cmp-product-spec__table-row\"\u003e\n\n\u003cth class=\"cmp-product-spec__name\"\u003eAverage weight\u003c\/th\u003e\n\n\u003ctd class=\"cmp-product-spec__value\"\u003e754 (50-34T)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"cmp-itemlist-accordion__accordion-section cmp-itemlist-accordion__accordion-section--is-opened\"\u003e\n\n\u003cdiv data-scroll-to-top=\"\" data-final-height=\"1176\" data-starting-height=\"0\" class=\"cmp-itemlist-accordion__contents\"\u003e\n\n\u003ctable class=\"cmp-product-spec__table\"\u003e\n\n\u003ctbody\u003e\n\n\u003ctr class=\"cmp-product-spec__table-row\"\u003e\n\n\u003cth class=\"cmp-product-spec__name\"\u003eRear speeds\u003c\/th\u003e\n\n\u003ctd class=\"cmp-product-spec__value\"\u003e12\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr class=\"cmp-product-spec__table-row\"\u003e\n\n\u003cth class=\"cmp-product-spec__name\"\u003eCompatible chain\u003c\/th\u003e\n\n\u003ctd class=\"cmp-product-spec__value\"\u003eHG 12-speed\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr class=\"cmp-product-spec__table-row\"\u003e\n\n\u003cth class=\"cmp-product-spec__name\"\u003eChain line (mm)\u003c\/th\u003e\n\n\u003ctd class=\"cmp-product-spec__value\"\u003e44.5\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr class=\"cmp-product-spec__table-row\"\u003e\n\n\u003cth class=\"cmp-product-spec__name\"\u003eP.C.D. (mm)\u003c\/th\u003e\n\n\u003ctd class=\"cmp-product-spec__value\"\u003e110\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr class=\"cmp-product-spec__table-row\"\u003e\n\n\u003cth class=\"cmp-product-spec__name\"\u003eSpider\/Gear arms\u003c\/th\u003e\n\n\u003ctd class=\"cmp-product-spec__value\"\u003e4\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr class=\"cmp-product-spec__table-row\"\u003e\n\n\u003cth class=\"cmp-product-spec__name\"\u003eChainring combination\u003c\/th\u003e\n\n\u003ctd class=\"cmp-product-spec__value\"\u003e50-34T, 52-36T\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr class=\"cmp-product-spec__table-row\"\u003e\n\n\u003cth class=\"cmp-product-spec__name\"\u003eQ-factor (mm)\u003c\/th\u003e\n\n\u003ctd class=\"cmp-product-spec__value\"\u003e148\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr class=\"cmp-product-spec__table-row\"\u003e\n\n\u003cth class=\"cmp-product-spec__name\"\u003eCrank arm length (mm)|160\u003c\/th\u003e\n\n\u003ctd class=\"cmp-product-spec__value\"\u003e✔\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr class=\"cmp-product-spec__table-row\"\u003e\n\n\u003cth class=\"cmp-product-spec__name\"\u003eCrank arm length (mm)|165\u003c\/th\u003e\n\n\u003ctd class=\"cmp-product-spec__value\"\u003e✔\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr class=\"cmp-product-spec__table-row\"\u003e\n\n\u003cth class=\"cmp-product-spec__name\"\u003eCrank arm length (mm)|170\u003c\/th\u003e\n\n\u003ctd class=\"cmp-product-spec__value\"\u003e✔\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr class=\"cmp-product-spec__table-row\"\u003e\n\n\u003cth class=\"cmp-product-spec__name\"\u003eCrank arm length (mm)|172.5\u003c\/th\u003e\n\n\u003ctd class=\"cmp-product-spec__value\"\u003e✔\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr class=\"cmp-product-spec__table-row\"\u003e\n\n\u003cth class=\"cmp-product-spec__name\"\u003eCrank arm length (mm)|175\u003c\/th\u003e\n\n\u003ctd class=\"cmp-product-spec__value\"\u003e✔\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr class=\"cmp-product-spec__table-row\"\u003e\n\n\u003cth class=\"cmp-product-spec__name\"\u003eOptional chain guard|Without chain guard\/Bash guard\u003c\/th\u003e\n\n\u003ctd class=\"cmp-product-spec__value\"\u003e✔\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr class=\"cmp-product-spec__table-row\"\u003e\n\n\u003cth class=\"cmp-product-spec__name\"\u003eHOLLOWTECH II\u003c\/th\u003e\n\n\u003ctd class=\"cmp-product-spec__value\"\u003e✔\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr class=\"cmp-product-spec__table-row\"\u003e\n\n\u003cth class=\"cmp-product-spec__name\"\u003eHOLLOWTECH crank arm\u003c\/th\u003e\n\n\u003ctd class=\"cmp-product-spec__value\"\u003e✔\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr class=\"cmp-product-spec__table-row\"\u003e\n\n\u003cth class=\"cmp-product-spec__name\"\u003eCompatible Bottom Bracket type|Outboard\u003c\/th\u003e\n\n\u003ctd class=\"cmp-product-spec__value\"\u003e✔\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr class=\"cmp-product-spec__table-row\"\u003e\n\n\u003cth class=\"cmp-product-spec__name\"\u003eRecommended Bottom Bracket|Threaded (normal)\u003c\/th\u003e\n\n\u003ctd class=\"cmp-product-spec__value\"\u003eSM-BBR60\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr class=\"cmp-product-spec__table-row\"\u003e\n\n\u003cth class=\"cmp-product-spec__name\"\u003eRecommended Bottom Bracket|Press-Fit\u003c\/th\u003e\n\n\u003ctd class=\"cmp-product-spec__value\"\u003eSM-BB72-41B\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr class=\"cmp-product-spec__table-row\"\u003e\n\n\u003cth class=\"cmp-product-spec__name\"\u003eThreaded Bottom Bracket shell width (mm)|68\u003c\/th\u003e\n\n\u003ctd class=\"cmp-product-spec__value\"\u003e✔\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr class=\"cmp-product-spec__table-row\"\u003e\n\n\u003cth class=\"cmp-product-spec__name\"\u003eThreaded Bottom Bracket shell width (mm)|70\u003c\/th\u003e\n\n\u003ctd class=\"cmp-product-spec__value\"\u003e✔\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr class=\"cmp-product-spec__table-row\"\u003e\n\n\u003cth class=\"cmp-product-spec__name\"\u003eCrank fixing bolt included\u003c\/th\u003e\n\n\u003ctd class=\"cmp-product-spec__value\"\u003e✔\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e","brand":"Shimano","offers":[{"title":"160mm \/ 50X34","offer_id":49415142768939,"sku":"IFCR7100MX04","price":85.0,"currency_code":"GBP","in_stock":false},{"title":"165mm \/ 50X34","offer_id":49415142801707,"sku":"IFCR7100AX04","price":85.0,"currency_code":"GBP","in_stock":false},{"title":"170 mm \/ 50X34","offer_id":49415142834475,"sku":"IFCR7100CX04","price":85.0,"currency_code":"GBP","in_stock":false},{"title":"172.5mm \/ 50X34","offer_id":49415142867243,"sku":"IFCR7100DX04","price":85.0,"currency_code":"GBP","in_stock":false},{"title":"175mm \/ 50X34","offer_id":49415142900011,"sku":"IFCR7100EX04","price":85.0,"currency_code":"GBP","in_stock":false},{"title":"165mm \/ 52X36","offer_id":49415142932779,"sku":"IFCR7100AX26","price":85.0,"currency_code":"GBP","in_stock":false},{"title":"170 mm \/ 52X36","offer_id":49415142965547,"sku":"IFCR7100CX26","price":85.0,"currency_code":"GBP","in_stock":false},{"title":"175mm \/ 52X36","offer_id":49415142998315,"sku":"IFCR7100EX26","price":85.0,"currency_code":"GBP","in_stock":false},{"title":"160mm \/ 52X36","offer_id":49415143031083,"sku":"IFCR7100MX26","price":85.0,"currency_code":"GBP","in_stock":false},{"title":"172.5mm \/ 52X36","offer_id":49415143063851,"sku":"IFCR7100DX26","price":85.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0891\/3934\/7755\/files\/FC-R7100-50-34T-shic6-primary_1_750_750_ac42ba31-7cd3-49a7-a249-073414b56387.jpg?v=1753343184","url":"https:\/\/www.bikecity.hk\/en-gb\/products\/shimano-105-%e5%8d%81%e4%ba%8c%e9%80%9f%e9%9b%99%e7%89%87%e9%8f%88%e9%89%bc-%e9%bb%91%e8%89%b2-fc-r7100-shimano-105-chainwheel-12spd-bk-fc-r7100","provider":"BikeCity Limited 單車城","version":"1.0","type":"link"}