{"product_id":"shimano-105-fc-r7100-105-double-12-speed-chainset-hollowtech-ii-172-5-mm-50-34t-black","title":"Shimano 105 FC-R7100 105 double 12-speed chainset; HollowTech II 172.5 mm 50 \/ 34T; black","description":"\u003cul\u003e\n\u003cli\u003eLightweight HollowTech II 105 12-speed chainset\u003c\/li\u003e\n\u003cli\u003eInnovative HollowTech forged and anodised aluminium crank arms utilise a hollow design that minimises flex and keeps the weight low\u003c\/li\u003e\n\u003cli\u003eThe chainring teeth have been developed to work in conjunction with Hyperglide\u0026amp;plus 12-speed chains for increased contact to provide greater efficiency and improved power transfer\u003c\/li\u003e\n\u003cli\u003eHollowTech II allows the bottom bracket bearings to be spaced wider apart; enabling the use of larger bearings and an increased axle diameter\u003c\/li\u003e\n\u003cli\u003eCan be used with Shimano external or press-fit bottom brackets\u003c\/li\u003e\n\u003cli\u003eThe system allows for easier installation; adjustment; and maintenance\u003c\/li\u003e\n\u003cli\u003eLightweight anodised aluminium chainrings for smooth and precise shifting\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Shimano 105","offers":[{"title":"172.5mm \/ 50\/34T","offer_id":43187281952925,"sku":"FCR7100D04","price":99.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0021\/9434\/1977\/products\/507202bb-218f-4a7a-ac50-1037d6e0a546.jpg?v=1671184518","url":"https:\/\/www.bikeparts.co.uk\/products\/shimano-105-fc-r7100-105-double-12-speed-chainset-hollowtech-ii-172-5-mm-50-34t-black","provider":"BikeParts.co.uk","version":"1.0","type":"link"}