{"product_id":"peatys-x-chris-king-mk2-tubeless-valves-presta-durable-tool-caps","title":"Peaty's X Chris King MK2 Tubeless Valves Presta - Durable Tool Caps","description":"\u003cp\u003eIn this review the Peaty's X Chris King MK2 Tubeless Valves are evaluated for riders who want durable, serviceable tubeless valves with a splash of color and built-in tools. The single biggest reason to buy is the integrated functionality: each valve cap doubles as a valve core remover and a spoke key, which removes a common on-trail friction and keeps sealant jobs and spoke adjustments simple. The review looks at build, compatibility with inserts, and real-world usefulness rather than marketing claims.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated tool caps:\u003c\/strong\u003e The valve caps include a valve core remover and a spoke key for standard 3.4mm nipples, making on-bike maintenance fast and self-contained.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eX-cut base for insert compatibility:\u003c\/strong\u003e Channels in the valve base allow air and sealant to pass when a tyre insert is pressed against them, so these work with many insert systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorkshop- and trail-friendly fit:\u003c\/strong\u003e Large soft rubber bases and integrated O-rings create an airtight seal and protect rims from lock ring scratches during fitting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7075 aluminium construction:\u003c\/strong\u003e Premium lightweight, high-strength material keeps weight low while remaining robust for MTB, road and cyclocross use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo length options:\u003c\/strong\u003e Available in 42mm and 60mm to suit a wide range of rim depths and tyre setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValves for life guarantee:\u003c\/strong\u003e Backed by a longevity promise and distinct colours developed with Chris King for long-term use and aesthetic appeal.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThese valves suit riders who run tubeless setups across mountain, gravel and road bikes and want a neat, multi-function solution for small repairs and sealant top-ups. The integrated spoke key is particularly useful for riders who value carrying fewer separate tools for trailside spoke tensioning and quick sealant refreshes.\u003c\/p\u003e\n\u003cp\u003eRiders who do not use tubeless or who require unconventional nipple sizes or valve standards should look elsewhere; these are Presta valves designed for standard spoke nipples and tubeless systems rather than inner-tube or Schrader use.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-quality 7075 aluminium construction offers strength without excess weight.\u003c\/li\u003e\n\u003cli\u003eIntegrated valve core remover and spoke key reduce the need to carry extra tools.\u003c\/li\u003e\n\u003cli\u003eX-cut base and channels make the valves compatible with tyre inserts and allow sealant flow.\u003c\/li\u003e\n\u003cli\u003eSoft rubber base and O-rings protect rims and create a reliable seal during fitting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOnly offered for Presta systems and standard 3.4mm nipples, so not universal for all wheel builds.\u003c\/li\u003e\n\u003cli\u003eColour options are an aesthetic choice but do not affect mechanical difference; buyers should pick a finish they like.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003ePeaty's (X Chris King collaboration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003e7075 aluminium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve type\u003c\/td\u003e\n\u003ctd\u003ePresta tubeless\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded tools\u003c\/td\u003e\n\u003ctd\u003eIntegrated valve core remover and 3.4mm spoke key cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBase design\u003c\/td\u003e\n\u003ctd\u003eX-cut base with channels for insert compatibility\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLengths available\u003c\/td\u003e\n\u003ctd\u003e42mm and 60mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinish\u003c\/td\u003e\n\u003ctd\u003eBlack with accent colour options from Chris King\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003ePeaty's X Chris King MK2 Tubeless Valves are a smart upgrade for riders who run tubeless tyres and want reliable, serviceable valves that reduce on-trail faff. The integrated spoke key and valve core remover paired with a seal-friendly base and high-strength 7075 aluminium construction make them good value for riders who value durability and convenience without adding unnecessary weight.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these valves compatible with tyre inserts?\u003c\/strong\u003e\u003cbr\u003eYes, the X-cut base has channels that allow air and sealant to pass when inserts are pressed against the valve, making them compatible with many insert systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo the caps actually remove valve cores and tighten spokes?\u003c\/strong\u003e\u003cbr\u003eYes, the cap design includes a valve core remover and a spoke key sized for standard 3.4mm nipples, so both tasks are possible without extra tools.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich lengths should I choose?\u003c\/strong\u003e\u003cbr\u003eChoose 42mm for shallow rims and 60mm for deeper rims; both lengths are offered to match common tubeless setups.\u003c\/p\u003e","brand":"Peaty's","offers":[{"title":"Default Title","offer_id":48689494917339,"sku":"B08KYVQ786","price":33.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/617GhbyG6qL._AC_SL1500.jpg?v=1778677865","url":"https:\/\/gearmusthave.com\/products\/peatys-x-chris-king-mk2-tubeless-valves-presta-durable-tool-caps","provider":"GearMustHave","version":"1.0","type":"link"}