\u2630 Shop All Categories\n\n-- Bikes \n-- Brakes \n-- Contact Points \n-- Drivetrain \n-- Frames & Forks \n-- Wheels & Tyres \n-- Clothing \n-- Accessories \n\nZipp Valve Extensions - Zipp 1080 - 98mm - Black - Bike / Cycle / Cycling\n\nZipp's Valve Extensions are perfect for extending threaded presta valves with non-removable cores. The Valve Extensions feature a knurled end to keep the pump from slipping and a 3mm extender hex broach in the barrel to ensure you get enough purchase on the extender to guarantee a perfect seal when tightened.\n11.10.2026, 10:01:14\n\nAbout Us\n\nDelivery\n\nFAQ\n\nReturns\n\nContact Us\n\nTweeks Cycles' parent company, Demon Tweeks was established and founded in 1971 by Alan Minshaw\nto service the needs of the Motorsport Competitor. Alan, an accomplished racing driver since\n1958 and former motor trade salesman, identified the opportunity to supply everything the racer\ncould need from one source. His principles of offering top products, qu.