{"product_id":"wolf-tooth-premium-is-headsets-integrated-standard","title":"Wolf Tooth Premium IS Headsets - Integrated Standard","description":"\u003cp\u003eWolf Tooth headsets are machined here in our Minnesota shop with aircraft-grade 6061 aluminum. They are designed to be lightweight, strong, and durable. Our headsets have three levels of industry-leading custom sealing to protect bearings from the elements and prolong the life of the headset. Available in a variety of colors. These IS headsets are for frames with molded-in internal bearing cups. Premium Headsets with Enduro stainless steel bearings have a lifetime warranty.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAny frame that uses IS (Integrated Standard) headsets with 41mm upper and 52mm lower outer bearing diameter.\u003c\/li\u003e\n\u003cli\u003eUppers and lowers sold separately. \u003c\/li\u003e\n\u003cli\u003eEnduro stainless steel sealed bearings included on both the upper and lower.\u003c\/li\u003e\n\u003cli\u003eIS42 is not compatible with Specialized bikes or bikes using the Campagnolo Hiddenset standard\u003c\/li\u003e\n\u003cli\u003eUpper headsets ship with a star nut which can only be used on forks with steel or aluminum steerer tubes. For forks with carbon steerer tubes you will need a\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.wolftoothcomponents.com\/collections\/headset-related\/products\/wolf-tooth-precision-headset-small-parts?variant=7193253511203\" title=\"compression plug for forks with carbon steerer tubes\"\u003ecompression plug\u003c\/a\u003e (sold separately). (Never use a star nut on a carbon steerer tube).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"PdpSqImgLinks\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003ca href=\"https:\/\/www.wolftoothcomponents.com\/pages\/headset-fitment-guide\"\u003e\u003cimg height=\"155\" width=\"155\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0230\/9291\/files\/MeasureHeadset_medium.jpg?v=1550605546\"\u003e\u003c\/a\u003e \u003ca href=\"https:\/\/www.wolftoothcomponents.com\/products\/wolf-tooth-precision-headset-small-parts\"\u003e\u003cimg height=\"155\" width=\"155\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0230\/9291\/files\/ReplacementParts-Headset_160x160.jpg?v=1590086563\" style=\"float: none;\" data-mce-style=\"float: none;\"\u003e\u003c\/a\u003e \u003ca href=\"https:\/\/www.wolftoothcomponents.com\/pages\/headset-technical-information\"\u003e\u003cimg height=\"155\" width=\"155\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0230\/9291\/files\/Headset_Tech_c3897e65-a523-4350-8aff-9290078bc929_480x480.jpg?v=1590091876\"\u003e\u003c\/a\u003e \u003ca href=\"https:\/\/www.wolftoothcomponents.com\/pages\/color-shop\" title=\"Wolf Tooth color shop - choose color components for your bike\" data-mce-fragment=\"1\" data-mce-href=\"https:\/\/www.wolftoothcomponents.com\/pages\/color-shop\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0230\/9291\/files\/ColorShopButton_0c05b716-d5a6-41e3-9306-7c5aba20041f_480x480.jpg?v=1650986151\" alt=\"Color Shop - Choose Wolf Tooth anodized color components for your bike\" width=\"155\" height=\"186\" data-mce-fragment=\"1\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0230\/9291\/files\/ColorShopButton_0c05b716-d5a6-41e3-9306-7c5aba20041f_480x480.jpg?v=1650986151\" data-mce-selected=\"1\"\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0230\/9291\/files\/WT_Headset_stacked_Bottom_stainless_Labels_36d51072-81fc-4392-aa5d-e857e1578e5b.jpg?v=1590090070\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eUpper assembly features: \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUltralight Stem Cap with Integrated Spacer plus an aluminum bolt and a star nut.\u003c\/li\u003e\n\u003cli\u003e7, 15, and 25mm stack height top cover options (7mm cover = 8mm total stack, 15mm cover = 15mm total stack, 25mm cover = 25mm total stack.)\u003c\/li\u003e\n\u003cli\u003eO-ring seal prevents water intrusion around steerer tube.\u003c\/li\u003e\n\u003cli\u003eCustom-molded upper lip seal provides additional protection for upper bearing.\u003c\/li\u003e\n\u003cli\u003ebearing top cap outer diameter 45.8 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eLower assembly features:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIS lower headset consists of a bearing and crown race only. The crown race is black anodized and not visible when installed.\u003c\/li\u003e\n\u003cli\u003eCustom over-molded dual-lip seal on the crown race to protect lower bearing in the toughest conditions.\u003c\/li\u003e\n\u003cli\u003eHeadset components precision machined in-house at Wolf Tooth from aircraft grade aluminum to ensure the highest level of quality.\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eService and additional parts available.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eRecommendations\u003c\/h2\u003e\n\u003cp\u003eThe \u003ca href=\"https:\/\/www.wolftoothcomponents.com\/products\/crown-race-installation-adapter\"\u003eWolf Tooth crown race installation adapter\u003cspan\u003e \u003c\/span\u003e\u003c\/a\u003ewill help avoid damaging the crown race seals.\u003c\/p\u003e\n\u003ch2\u003eRelated Products\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.wolftoothcomponents.com\/products\/wolf-tooth-headset-spacers\"\u003ePrecision headset spacers\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.wolftoothcomponents.com\/products\/crown-race-installation-adapter\"\u003eWolf Tooth crown race installation adapter\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.wolftoothcomponents.com\/products\/wolf-tooth-performance-is-headsets-integrated-standard\"\u003ePerformance IS Headsets\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTech Specs\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 7mm • 52g  |  15mm • 59g  |  25mm • 66g\u003cbr\u003e\u003cstrong\u003eMaterial:\u003c\/strong\u003e\u003cspan\u003e 6061 aluminum\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cstrong data-mce-fragment=\"1\"\u003eBevel Angle: \u003c\/strong\u003e36 degrees\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e \u003cstrong data-mce-fragment=\"1\"\u003eStem Cap Bolt Torque Spec:\u003c\/strong\u003e 2-3 Nm with light grease on threads only\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMade in the\u003cspan\u003e \u003c\/span\u003eUSA\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.wolftoothcomponents.com\/pages\/wolf-tooth-patents-and-trademarks\"\u003ePatent and trademark information\u003c\/a\u003e\u003c\/p\u003e","brand":"Wolf Tooth Components","offers":[{"title":"Black \/ Upper \/ IS41\/28.6 7mm Stack","offer_id":41406082252855,"sku":"IS41U-5MM-BLK","price":64.95,"currency_code":"USD","in_stock":true},{"title":"Red \/ Upper \/ IS41\/28.6 7mm Stack","offer_id":41406082285623,"sku":"IS41U-5MM-RED","price":64.95,"currency_code":"USD","in_stock":false},{"title":"Blue \/ Upper \/ IS41\/28.6 7mm Stack","offer_id":41406082318391,"sku":"IS41U-5MM-BLU","price":64.95,"currency_code":"USD","in_stock":false},{"title":"Orange \/ Upper \/ IS41\/28.6 7mm Stack","offer_id":41406082383927,"sku":"IS41U-5MM-ORG","price":64.95,"currency_code":"USD","in_stock":false},{"title":"Gold \/ Upper \/ IS41\/28.6 7mm Stack","offer_id":41406082416695,"sku":"IS41U-5MM-GLD","price":64.95,"currency_code":"USD","in_stock":false},{"title":"Black \/ Upper \/ IS41\/28.6 15mm Stack","offer_id":41406082514999,"sku":"IS41U-15MM-BLK","price":44.96,"currency_code":"USD","in_stock":false},{"title":"Red \/ Upper \/ IS41\/28.6 15mm Stack","offer_id":41406082547767,"sku":"IS41U-15MM-RED","price":44.96,"currency_code":"USD","in_stock":false},{"title":"Blue \/ Upper \/ IS41\/28.6 15mm Stack","offer_id":41406082580535,"sku":"IS41U-15MM-BLU","price":44.96,"currency_code":"USD","in_stock":false},{"title":"Gold \/ Upper \/ IS41\/28.6 15mm Stack","offer_id":41406082646071,"sku":"IS41U-15MM-GLD","price":59.95,"currency_code":"USD","in_stock":false},{"title":"Red \/ Upper \/ IS41\/28.6 25mm Stack","offer_id":41406082711607,"sku":"IS41U-25MM-RED","price":44.96,"currency_code":"USD","in_stock":false},{"title":"Blue \/ Upper \/ IS41\/28.6 25mm Stack","offer_id":41406082744375,"sku":"IS41U-25MM-BLU","price":44.96,"currency_code":"USD","in_stock":false},{"title":"Black \/ Lower \/ IS52\/40","offer_id":41406083235895,"sku":"IS52L-40","price":44.95,"currency_code":"USD","in_stock":true},{"title":"Black \/ Upper \/ IS42\/28.6 7mm Stack","offer_id":41406082809911,"sku":"IS42U-5MM-BLK","price":64.95,"currency_code":"USD","in_stock":false},{"title":"Red \/ Upper \/ IS42\/28.6 7mm Stack","offer_id":41406082842679,"sku":"IS42U-5MM-RED","price":64.95,"currency_code":"USD","in_stock":false},{"title":"Blue \/ Upper \/ IS42\/28.6 7mm Stack","offer_id":41406082875447,"sku":"IS42U-5MM-BLU","price":64.95,"currency_code":"USD","in_stock":false},{"title":"Orange \/ Upper \/ IS42\/28.6 7mm Stack","offer_id":41406082940983,"sku":"IS42U-5MM-ORG","price":64.95,"currency_code":"USD","in_stock":false},{"title":"Gold \/ Upper \/ IS42\/28.6 7mm Stack","offer_id":41406082973751,"sku":"IS42U-5MM-GLD","price":64.95,"currency_code":"USD","in_stock":false},{"title":"Black \/ Upper \/ IS42\/28.6 15mm Stack","offer_id":41406083006519,"sku":"IS42U-15MM-BLK","price":44.96,"currency_code":"USD","in_stock":false},{"title":"Red \/ Upper \/ IS42\/28.6 15mm Stack","offer_id":41406083039287,"sku":"IS42U-15MM-RED","price":44.96,"currency_code":"USD","in_stock":false},{"title":"Blue \/ Upper \/ IS42\/28.6 15mm Stack","offer_id":41406083072055,"sku":"IS42U-15MM-BLU","price":44.96,"currency_code":"USD","in_stock":false},{"title":"Gold \/ Upper \/ IS42\/28.6 15mm Stack","offer_id":41406083137591,"sku":"IS42U-15MM-GLD","price":59.95,"currency_code":"USD","in_stock":false},{"title":"Red \/ Upper \/ IS42\/28.6 25mm Stack","offer_id":41406083170359,"sku":"IS42U-25MM-RED","price":44.96,"currency_code":"USD","in_stock":false},{"title":"Blue \/ Upper \/ IS42\/28.6 25mm Stack","offer_id":41406083203127,"sku":"IS42U-25MM-BLU","price":44.96,"currency_code":"USD","in_stock":false},{"title":"Nickel \/ Upper \/ IS41\/28.6 7mm Stack","offer_id":41406082449463,"sku":"IS41U-5MM-NI","price":44.96,"currency_code":"USD","in_stock":false},{"title":"Nickel \/ Upper \/ IS41\/28.6 15mm Stack","offer_id":41406082678839,"sku":"IS41U-15MM-NI","price":44.96,"currency_code":"USD","in_stock":false},{"title":"Nickel \/ Upper \/ IS41\/28.6 25mm Stack","offer_id":41406082777143,"sku":"IS41U-25MM-NI","price":44.96,"currency_code":"USD","in_stock":false},{"title":"Raw Silver \/ Upper \/ IS41\/28.6 7mm Stack","offer_id":41406082482231,"sku":"IS41U-5MM-RSIL","price":59.95,"currency_code":"USD","in_stock":false},{"title":"Raw Silver \/ Upper \/ IS42\/28.6 7mm Stack","offer_id":41406083268663,"sku":"IS42U-5MM-RSIL","price":64.95,"currency_code":"USD","in_stock":false},{"title":"Ultraviolet Purple \/ Upper \/ IS41\/28.6 7mm Stack","offer_id":41475481272375,"sku":"sku-40722448678947","price":64.95,"currency_code":"USD","in_stock":false},{"title":"Ultraviolet Purple \/ Upper \/ IS42\/28.6 7mm Stack","offer_id":41475481305143,"sku":"sku-40722448711715","price":64.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/2046\/files\/WT_IS_15M_BLK_01.jpg?v=1733785519","url":"https:\/\/www.probikesupply.com\/products\/wolf-tooth-premium-is-headsets-integrated-standard","provider":"Pro Bike Supply","version":"1.0","type":"link"}