evo.com | CushCore Rim Strips > "CushCore" is to "tire insert" as "Escalator" is to "moving staircase." They're the OG's, the standard, the ones. The CushCore Pro Single Tire Insert With Valve is their full-featured ring of love, bringing rim protection, shock and vibe absorption, flat reduction, and sidewall support to your mountain bike tires. Say no more. Includes CushCore Presta Air Valve Compatible with All Tire Sealants Fits Tubeless Tires Fits tire widths 2.1 - 2.6?, internal rim width 22-35mm. | CushCore Pro Single Tire Insert With Valve 2025 - 29