Peaty's Holeshot Fast Flow Tubeless Valves Air In, Clogs Out Upgrade your tubeless setup with Peaty's Holeshot Fast Flow valves, engineered for maximum airflow and resistance against sealant buildup. Featuring a patent-pending "BELL HOUSE" base design, these valves maintain an airtight seal even after rim impacts, and their fully serviceable construction eliminates the need for replacements. Each pair includes an E-Bike Lube Cap and a Spoke Key Cap for trailside repairs, all protected by a lifetime "Valves for Life" guarantee. Features200% more flow than Peaty's MK2 Presta valve for faster inflation and fewer sealant clogs Patent-pending "bell house" design keeps the airtight valve mechanism inside the rim, protected if the shaft takes a hit7075 aluminum shaft with stainless steel core and internal and external anodizing to reduce clogging Fully tire-insert compatible and works with Presta pump heads Fully serviceable at home with micro-adjustment and no throwaway parts E-Bike Lube Cap and Spoke Key Cap included with each pair Lifetime "Valves for Life" guarantee from Peaty's SPECIFICATIONSValve Type Presta (Presta pump head compatible), Tubeless Length42mm, 60mm, 42/60mm MX (for Bosch e-bikes, 60mm rear valve allow clearance for motor sensor )Material7075 Aluminum Shaft, Internal and External Anodizing Core Stainless Steel Insert Compatible Yes Pump Compatibility Presta pump heads Quantity Pair Included2 Valves, 1 E-Bike Lube Cap (anti-spin on the crank spider), 1 Spoke Key Cap Weight11g per pair Colors Available in 12 Chris King colorways Warranty Lifetime Peaty's warranty ("Valves for Life") | Peaty's | Holeshot Fast Flow Tubeless Valves 42Mm, Bourbon