{"product_id":"soma-jawbone-b-type-mountain-frame-mtbf0219","title":"Soma Jawbone B-Type Frame, 64cm, 29\" - Black","description":"\u003cdiv id=\"seqbpdescription\"\u003e\u003cp\u003eThe Jawbone B-Type frame is the perfect platform to build drop bar mountain touring and bike packing rig . Tange Prestige heat-treated butted CrMo steel; butted CrMo rear end . IRD Broski Sliding Dropouts allows for running derailleurs as well as geared hubs like Rohloff (Stock dropout insert is for 135mm QR. 142 x 12mm Thru-Axle inserts available separately, SF4958, SF4959. SF4960-142x12mm axle ) . IS mount disc brake tabs . Front derailleur compatible (bottom pull) . Headset for optional 1-1\/8\" matching fork: SHIS: ZS44\/28.6 | ZS44\/30. If running a tapered steerer fork, get an EC44 lower cup . Rear rack and fender eyelets . Two sets of bottle cage bosses; one set of cargo cage bosses on downtube . 44mm headtube: Fits 1-1\/8\" steerer tubes and tapered steerer tubes with a headset swap . 27.2mm post size\/28.6mm frt. der. size\/29.8mm seat collar, 73mm bottom bracket (English threads) . Tire Width Range: 27.5 x 47mm to 2.6a€? \/ 700c x 38mm to 29 x 2.25a€? . For matching fork please considerA SF4030\u003c\/p\u003e\u003c\/div\u003e","brand":"Soma","offers":[{"title":"Default Title","offer_id":42209350320195,"sku":"MTBF0219","price":769.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1608\/6187\/files\/SF4027.jpg?v=1773622848","url":"https:\/\/365cycles.com\/products\/soma-jawbone-b-type-mountain-frame-mtbf0219","provider":"365 Cycles","version":"1.0","type":"link"}