Stan’s NoTubes Schrader–Presta Rubber Valve Hole Reducers – Shop Pack of 50

Simplify conversions and upgrades with the Stan’s NoTubes Schrader–Presta Rubber Valve Hole Reducers. Designed for workshops and mechanics, this shop pack of 50 reducers allows riders to use Presta valve rim strips in Schrader-drilled rims, ensuring a secure, airtight fit without leaks.

Constructed from durable, high-quality rubber, these reducers provide long-lasting resilience and reliable sealing performance. Perfect for tubeless setups or traditional tubes, they make converting rims easy and efficient — ideal for professional or high-volume service environments.

Features

• Pack size: 50 pieces (Shop Pack)

• Function: Converts Schrader-drilled rims for use with Presta valve rim strips

• Material: Durable rubber for airtight sealing

• Compatibility: Works with Presta rim strips and Schrader valve holes

• Use case: Perfect for tubeless or standard tire systems

• Workshop-ready: Designed for mechanics, retailers, and high-volume users

Applications

• Use Presta valves in Schrader-drilled rims

• Converting wheels for tubeless or lightweight setups

• Workshop and service use for efficient rim compatibility