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Presta valves with a removable core can be rebuilt replacing the internal mechanism. These quality replacement Presta mechanisms are available as set of 5 pieces.
We love happy customers. Our 7-day Easy Returns Policy is a basic structure to support you effectively. If you need any further assistance, just reach out and we're happy to help.
To be eligible for a Return, please make sure of the following - Products must be unused, unwashed and in re-sellable condition - Products must be in their original condition with all original tags, manuals, and packaging intact - Packaging should not be broken, opened or tampered with - You need to have a receipt or proof of purchase - All promotional items shipped along with the purchased item must be returned
The following product categories cannot be Returned or Exchanged - Bicycles, Trainers, Wheels, Rims, Floor Pumps, Frame-set, Forks/Suspensions, Work Stands, Car Racks, Socks, Masks, Nutrition items and Sunglasses.
Equivalent store credit will be issued in case we're unable to source the agreed upon exchange/replacement. The store credit can be used to purchase other products online at bumsonthesaddle.com