Problem Solvers basic valve extenders. Tube valve core remains unscrewed, extender threads to valve allowing the use of shorter length valves on deep section rims.

• Sold individually
• Designed for standard presta valves. Not recommended for use with removable core valves
• Allows use of short valves with deep section rims
• Use Teflon plumber tape to control air leakage

This specifications are from the information the brand releases and only apply to stock bicycles, build ups´ specifications will vary according to the components the buyer chooses.