Tube Valve Extender by Silca

Tube Valve Extender by Silca


Regular price$44.99

Free shipping on all orders over $49. $9 shipping for orders under $49.

Cannondale, Santa Cruz, Cervelo, Gazelle, BMC, and *other bikes ship for FREE, but Gold Label Assembly will be added at checkout for only $79 (reg. $100) to cover the professional bike build and re-packaging by our certified technicians. It’s bike shop quality, direct to your door!

Some bikes not eligible for shipping due to manufacturer restrictions.

Shop with confidence! It's important to us that you are happy with your Mike’s Bikes purchase so we offer offer a 30-day return/exchange window for your unused gear and 14 days on all bikes. Our exchange and return process is fast and easy. If you choose to exchange for a different size or color, we will ship your product for free.

View Full Policy

Zipp is proud to partner with Silca to offer a premium valve extender with a stylish innovative design that eliminates annoying rattle between the extender and rim valve hole.

  • 24mm extender gasket removes rattle
  • Machined 6066-T6 aluminum
  • When installed on Zipp butyl tubes with 37mm valves, compatible with Zipp 303, 404 and 808 rims.
  • Compatible with all tubes with removable valve core. Places Presta valve at top of extender for easy access for inflation.
  • 34mm for 32-49mm rim depth including Zipp 303
  • 2g - 45mm for 50-65mm rim depth including Zipp 404
  • 2.7g - 60mm for 66-80mm rim depth including Zipp 808
  • 3.7g - 75mm for 81-95mm rim depth
  • 4.7g - Kit includes two extenders for the bike, one extender for the spare tube.
  • (34mm kit includes one extender tool)