{"product_id":"shimano-ultegra-fc-r8100-p-dual-sided-power-meter-crank-arms","title":"Shimano Ultegra FC-R8100-P Dual-Sided Power Meter Crank Arms","description":"\u003cp\u003e\u003cstrong\u003eSpecial order.\u003c\/strong\u003e Contact Mad Duck Cyclery for supplier availability and estimated delivery.\u003c\/p\u003e\u003cp\u003eShimano Ultegra dual-sided power meter crank arms for compatible 2x12-speed road drivetrains. Measures power from both legs, with ANT+ and Bluetooth connectivity and a rechargeable battery.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eChainrings and bottom bracket are not included.\u003c\/strong\u003e Uses Shimano road HOLLOWTECH II 24mm bottom brackets and compatible 110mm asymmetric four-bolt chainrings. Choose crank length and confirm frame clearance before ordering.\u003c\/p\u003e\u003cp\u003eManufacturer image shows the drive-side arm; selected length may differ.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"https:\/\/productinfo.shimano.com\/en\/product\/FC-R8100-P\"\u003eShimano specifications\u003c\/a\u003e\u003c\/p\u003e","brand":"Shimano","offers":[{"title":"165mm","offer_id":46203257782355,"sku":"IFCR8100PAXXF","price":1325.0,"currency_code":"USD","in_stock":true},{"title":"170mm","offer_id":46203257815123,"sku":"IFCR8100PCXXF","price":1325.0,"currency_code":"USD","in_stock":true},{"title":"172.5mm","offer_id":46203257847891,"sku":"IFCR8100PDXXF","price":1325.0,"currency_code":"USD","in_stock":true},{"title":"175mm","offer_id":46203257880659,"sku":"IFCR8100PEXXF","price":1325.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/5691\/9379\/files\/shimano-fc-r8100-p-main.jpg?v=1788957464","url":"https:\/\/madducksports.com\/products\/shimano-ultegra-fc-r8100-p-dual-sided-power-meter-crank-arms","provider":"Mad Duck Cyclery","version":"1.0","type":"link"}