{"product_id":"brother-cycles-stroma-2025-frameset","title":"Brother Cycles Stroma Frameset (2025)","description":"\u003cdiv style=\"font-family: 'Work Sans', sans-serif; font-size: 16px; line-height: 1.5; color: #1a1a1a; max-width: 100%;\"\u003e\n\u003cp\u003e\u003cstrong\u003eThe 2025 Stroma in Electric Blue and Rubble: the same Reynolds 725 all-road frame, in last season's colours and limited sizes.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Stroma is Brother's year-round road bike, designed for the changing weather and broken surfaces of British roads. It is fast and responsive, but with room for 38mm tyres, it stays comfortable when the lanes get rough.\u003c\/p\u003e\n\u003cp\u003eThis is the 2025 model, with the carbon road fork that gained internal dynamo routing that year. Geometry and spec match the current Stroma, so if your size is still available in one of these two colours, it is the same bike in a different paint job. Stock is limited to the remaining sizes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy we chose this for our customers:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"padding-left: 20px; margin-bottom: 25px;\"\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eBuilt for UK roads:\u003c\/strong\u003e fast and responsive, but with room for 38mm tyres when the lanes are broken up\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eYear-round ready:\u003c\/strong\u003e full mudguard eyelets front and rear, still clears 32mm tyres with guards fitted\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eLight for steel:\u003c\/strong\u003e under 2kg for a medium frame, paired with a 500g carbon fork\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eDynamo friendly:\u003c\/strong\u003e internal routing in the fork, and the Di2 ports double as routing for a rear dynamo light\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003e\n\u003cstrong\u003eServiceable:\u003c\/strong\u003e threaded bottom bracket and replaceable dropout inserts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"padding-left: 20px; margin-bottom: 25px;\"\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eFrame: Reynolds 725 heat treated chromoly main triangle, Reynolds 520\/500 rear triangle, ED coated\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eFork: full carbon, 1 1\/8 to 1.5 inch tapered, mudguard mounts, internal dynamo routing, 12x100mm thru axle included\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eRear: 12x142mm thru axle included, replaceable dropout inserts\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eBrakes: flat mount disc, 160mm max rotor\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eTyre clearance: 700c x 38mm, or 32mm with full mudguards\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eSeatpost: 27.2mm, 30mm seat clamp included\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eHeadset: ZS44\/28.6 upper, EC44\/40 lower (not included)\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eBottom bracket: 68mm ISO threaded\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eChainrings: up to 53-39t double, 50t single\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eTwo bottle mounts, rear rack and mudguard mounts, Di2 ports\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eWeight: 1.97kg frame (medium), 0.50kg fork uncut\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 8px;\"\u003eThree year frame guarantee from Brother Cycles\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eGeometry\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 25px;\"\u003e\n\u003ctable style=\"width: 100%; min-width: 520px; font-size: 14px;\"\u003e\n\u003cthead style=\"background: #1B4F72; color: #ffffff;\"\u003e\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003eXS\u003c\/th\u003e\n\u003cth\u003eS\u003c\/th\u003e\n\u003cth\u003eM\u003c\/th\u003e\n\u003cth\u003eL\u003c\/th\u003e\n\u003cth\u003eXL\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeat tube (C-T)\u003c\/td\u003e\n\u003ctd\u003e500\u003c\/td\u003e\n\u003ctd\u003e520\u003c\/td\u003e\n\u003ctd\u003e540\u003c\/td\u003e\n\u003ctd\u003e560\u003c\/td\u003e\n\u003ctd\u003e580\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEffective top tube\u003c\/td\u003e\n\u003ctd\u003e522\u003c\/td\u003e\n\u003ctd\u003e540\u003c\/td\u003e\n\u003ctd\u003e557\u003c\/td\u003e\n\u003ctd\u003e572\u003c\/td\u003e\n\u003ctd\u003e587\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHead tube\u003c\/td\u003e\n\u003ctd\u003e110\u003c\/td\u003e\n\u003ctd\u003e125\u003c\/td\u003e\n\u003ctd\u003e140\u003c\/td\u003e\n\u003ctd\u003e160\u003c\/td\u003e\n\u003ctd\u003e180\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHead angle\u003c\/td\u003e\n\u003ctd\u003e71\u003c\/td\u003e\n\u003ctd\u003e72\u003c\/td\u003e\n\u003ctd\u003e72.5\u003c\/td\u003e\n\u003ctd\u003e72.5\u003c\/td\u003e\n\u003ctd\u003e72.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeat angle\u003c\/td\u003e\n\u003ctd\u003e74\u003c\/td\u003e\n\u003ctd\u003e73.5\u003c\/td\u003e\n\u003ctd\u003e73\u003c\/td\u003e\n\u003ctd\u003e73\u003c\/td\u003e\n\u003ctd\u003e73\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChainstay\u003c\/td\u003e\n\u003ctd\u003e420\u003c\/td\u003e\n\u003ctd\u003e420\u003c\/td\u003e\n\u003ctd\u003e420\u003c\/td\u003e\n\u003ctd\u003e420\u003c\/td\u003e\n\u003ctd\u003e420\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStack\u003c\/td\u003e\n\u003ctd\u003e532\u003c\/td\u003e\n\u003ctd\u003e550\u003c\/td\u003e\n\u003ctd\u003e563\u003c\/td\u003e\n\u003ctd\u003e585\u003c\/td\u003e\n\u003ctd\u003e604\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReach\u003c\/td\u003e\n\u003ctd\u003e369\u003c\/td\u003e\n\u003ctd\u003e377\u003c\/td\u003e\n\u003ctd\u003e385\u003c\/td\u003e\n\u003ctd\u003e393\u003c\/td\u003e\n\u003ctd\u003e402\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWheelbase\u003c\/td\u003e\n\u003ctd\u003e990\u003c\/td\u003e\n\u003ctd\u003e995\u003c\/td\u003e\n\u003ctd\u003e1002\u003c\/td\u003e\n\u003ctd\u003e1017\u003c\/td\u003e\n\u003ctd\u003e1032\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 14px;\"\u003eAll measurements in mm and degrees.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal for:\u003c\/strong\u003e road riders who want a Reynolds 725 all-road frame and like one of these two colours.\u003c\/p\u003e\n\u003cp\u003eBrother design their frames in London and we build them up on the bench in Bow, a few miles across East London. Bring us a parts list, a pile of components you already own, or just an idea, and we will spec, build and fit it for you. See the full \u003ca href=\"\/collections\/brother-cycles\"\u003eBrother Cycles range\u003c\/a\u003e, our other \u003ca href=\"\/collections\/framesets\"\u003eframesets\u003c\/a\u003e, or book a build through \u003ca href=\"\/pages\/bike-repair-east-london\"\u003eour workshop\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Brother Cycles","offers":[{"title":"Electric Blue \/ X-Small","offer_id":55203084927315,"sku":"BRO-STROMA25-EB-XS","price":839.3,"currency_code":"GBP","in_stock":true},{"title":"Electric Blue \/ Small","offer_id":55203084960083,"sku":"BRO-STROMA25-EB-S","price":839.3,"currency_code":"GBP","in_stock":true},{"title":"Electric Blue \/ Medium","offer_id":55203084992851,"sku":"BRO-STROMA25-EB-M","price":839.3,"currency_code":"GBP","in_stock":false},{"title":"Electric Blue \/ Large","offer_id":55203085025619,"sku":"BRO-STROMA25-EB-L","price":839.3,"currency_code":"GBP","in_stock":false},{"title":"Electric Blue \/ X-Large","offer_id":55203085058387,"sku":"BRO-STROMA25-EB-XL","price":839.3,"currency_code":"GBP","in_stock":true},{"title":"Rubble \/ X-Small","offer_id":55203085091155,"sku":"BRO-STROMA25-R-XS","price":839.3,"currency_code":"GBP","in_stock":false},{"title":"Rubble \/ Small","offer_id":55203085123923,"sku":"BRO-STROMA25-R-S","price":839.3,"currency_code":"GBP","in_stock":true},{"title":"Rubble \/ Medium","offer_id":55203085156691,"sku":"BRO-STROMA25-R-M","price":839.3,"currency_code":"GBP","in_stock":false},{"title":"Rubble \/ Large","offer_id":55203085189459,"sku":"BRO-STROMA25-R-L","price":839.3,"currency_code":"GBP","in_stock":false},{"title":"Rubble \/ X-Large","offer_id":55203085222227,"sku":"BRO-STROMA25-R-XL","price":839.3,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1089\/7283\/5155\/files\/STROMAELECTRIC1.jpg?v=1791144985","url":"https:\/\/www.aztecsbikes.com\/products\/brother-cycles-stroma-2025-frameset","provider":"Aztecs Bikes","version":"1.0","type":"link"}