Premium Butyl Rubber Inner Tube for 14x2.125" Folding Bikes

High-quality butyl rubber construction ensures superior air retention and puncture resistance compared to standard tubes. Features a precision-engineered bend valve for seamless compatibility with folding bicycle rims.

Reinforced thickness at stress points minimizes blowouts during high-pressure rides. Ideal for urban commuters, touring cyclists, and folding bike enthusiasts requiring reliable tire performance.

Pre-lubricated surface enables effortless installation without pinching. Includes molded seam design to prevent friction wear against tire casing.

Optimized for 14x2.125" tires with exact dimensional accuracy. Manufactured using cold-process vulcanization for enhanced elasticity and durability.

Bulk purchase available for bike shops and resellers – wholesale pricing guaranteed. Ships globally with OEM packaging options.

Note: Valve type clearly specified (bend valve) to prevent compatibility issues. Storage recommendation: Keep in original packaging away from direct sunlight.