{"product_id":"ritchey-wcs-switch-upper-headset-switch-system-compatibility-only-is52-28-6-upper-28-6-threadless-blk","title":"Ritchey WCS Switch IS52\/28.6 Upper Headset - Black","description":"\u003cp\u003eThe \u003cstrong\u003eRitchey WCS Switch Upper Headset\u003c\/strong\u003e is an \u003cstrong\u003eIS52\/28.6\u003c\/strong\u003e upper built for the Ritchey Switch System, routing cables, wires and hydraulic lines from the handlebar into the frame. It works specifically with the Ritchey Switch Stem.\u003c\/p\u003e\u003cp\u003eLines run from the handlebar into a conduit under the Switch Stem, through an opening in the front of the Switch spacers, then through \u003cstrong\u003etwo channels on top of the headset\u003c\/strong\u003e into the frame. That path keeps lines clear of the bearing so it can turn without interference.\u003c\/p\u003e\u003ch4\u003e\u003cstrong\u003eWho It's For\u003c\/strong\u003e\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRiders building a \u003cstrong\u003eRitchey Switch System\u003c\/strong\u003e cockpit with the Switch Stem\u003c\/li\u003e\n\u003cli\u003eFrames with a straight 1.5\" head tube and a tapered 1-1\/8\"–1.5\" fork\u003c\/li\u003e\n\u003cli\u003eNot for use without the Switch Stem and Switch spacers\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003e\u003cstrong\u003eWhat to Look For\u003c\/strong\u003e\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment first:\u003c\/strong\u003e IS52\/28.6 upper, and the frame needs a \u003cstrong\u003ebearing insertion depth of 8.7mm\u003c\/strong\u003e for the closest fit; check with your frame manufacturer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem parts:\u003c\/strong\u003e Switch Stem, spacers and adapters are sold separately.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompression cap:\u003c\/strong\u003e sold separately.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eRouting:\u003c\/strong\u003e two top channels carry lines past the bearing, so the \u003cstrong\u003ebearing turns without interference\u003c\/strong\u003e from cables, wires or hoses in the head tube.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eStack and spacers:\u003c\/strong\u003e 21.7mm stack height, with \u003cstrong\u003etwo 5mm interlocking Switch spacers\u003c\/strong\u003e included.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eConstruction:\u003c\/strong\u003e composite upper with a sealed cartridge bearing, in black.\u003c\/p\u003e\u003ch4\u003e\u003cstrong\u003eRider Intent Summary\u003c\/strong\u003e\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBiggest strengths:\u003c\/strong\u003e Clean full-hidden routing with lines kept clear of the bearing; two spacers included.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTradeoffs:\u003c\/strong\u003e Only works with the Switch Stem; compression cap and other system parts sold separately; 8.7mm insertion depth required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat makes it different:\u003c\/strong\u003e Lines pass through dedicated channels on top of the headset.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003e\u003cstrong\u003eVictory's Take\u003c\/strong\u003e\u003c\/h4\u003e\u003cp\u003eAt Victory Bicycle Studio we treat the Switch upper as one piece of a system: confirm the 8.7mm insertion depth with your frame maker, then plan stem, spacers and cap together.\u003c\/p\u003e\u003ch4\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eUpper (S.H.I.S.): IS52\/28.6\u003c\/li\u003e\n\u003cli\u003eSteerer: 28.6mm threadless\u003c\/li\u003e\n\u003cli\u003eStack height: 21.7mm\u003c\/li\u003e\n\u003cli\u003eBearing insertion depth required: 8.7mm\u003c\/li\u003e\n\u003cli\u003eBearing type: Sealed cartridge\u003c\/li\u003e\n\u003cli\u003eMaterial: Composite\u003c\/li\u003e\n\u003cli\u003eIncludes: 2 x 5mm interlocking spacers\u003c\/li\u003e\n\u003cli\u003eColor: Black\u003c\/li\u003e\n\u003cli\u003ePart number: 33030817024\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ritchey","offers":[{"title":"Default Title","offer_id":53537712701747,"sku":"33030817024","price":33.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0981\/3685\/0739\/files\/d4efac70b1bdf9ae2c2d50be3f54832fad15631e_137d94b1-d683-46ac-8474-3addf64d8064.jpg?v=1782252592","url":"https:\/\/victorybicyclestudio.com\/products\/ritchey-wcs-switch-upper-headset-switch-system-compatibility-only-is52-28-6-upper-28-6-threadless-blk","provider":"Victory Bicycle Studio","version":"1.0","type":"link"}