{"product_id":"enduro-bearings-is-41-52-36x45-drop-in-headset","title":"Enduro Bearings IS 41\/52 36x45 Drop-In Headset","description":"\u003cp\u003eHDK-0013 - IS 41\/52 36x45 Drop-In headset kit.\u003c\/p\u003e\u003cp\u003eThis IS41\/IS52 integrated\/drop-in headset fits bikes with head tubes with 41mm top IDs and 52mm bottom IDs, bearings with 36°\/45° chamfers, and tapered (1.125\" x 1.5\") steerer forks. Includes 440C stainless steel upper and lower bearings, upper bearing cap, hidden bolt topcap preload adjuster, with 36° crown race and compression ring.\u003c\/p\u003e\u003cp\u003eEnduro stainless headsets always feature top-quality 440C balls and races, dual-lip seals top and bottom, 90% fill with high-pressure waterproof grease, and are guaranteed for as long as you own the bike.\u003c\/p\u003e\u003cp\u003eThis headset features upper 1-1\/8\" bearing ACB 3645 SS (also known as 27287-1046-004, HSS0130K, TH-873E, \u0026amp; MR-122) with 30.2mm ID, 41mm OD, and a width of 6.5mm, and lower 1-1\/2\" bearing ACB 6808 SS (also known as HD 1404K, BAA0006K, MR-127, MR-196, MH-P25K, BAA1132, and TH MR019) with a 40mm ID, 52mm OD and a width of 6.5mm. This headset should be a direct fit replacement, but if you need additional clearance\/stack, we also make spacers for both the upper (HD-120 included) and lower bearings (WA-36 1x150 available separately) to provide a little extra room between the fork or upper bearing cap and the bike's head tube.\u003c\/p\u003e","brand":"Enduro Bearings","offers":[{"title":"Black","offer_id":57904935829885,"sku":"HDK-0013","price":129.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/8747\/2765\/files\/51755-pm_febfc5dd-74b0-43b2-8d57-60ed546412fa.jpg?v=1777290402","url":"https:\/\/www.cyclestore.co.uk\/products\/enduro-bearings-is-41-52-36x45-drop-in-headset","provider":"Cyclestore","version":"1.0","type":"link"}