The Schwalbe AV1 45° inner tube is designed for 12" wheels commonly found on kids’ bikes, trailers, and compact setups. Featuring a 45-degree angled Schrader valve, it allows easier access in tight rim layouts. Built from high-quality butyl rubber, it provides excellent puncture resistance and stable air pressure.
FEATURES
45° Angled Valve – Ideal for small wheels with limited valve access
Durable Butyl Rubber – Long-lasting performance with strong air retention
Schrader Valve 45° – Car-type valve for easy inflation with standard pumps
Optimized for Compact Wheels – Fits 12" tires with widths from 47mm to 62mm
Perfect for Kids' Bikes and Trailers – Built for low-speed stability and comfort
SPECIFICATIONS
Tube Type: Butyl rubber inner tube
Size Compatibility: 12" x 1.75–2.50" (47/62-203)
Valve Type: Schrader (angled 45°)
Valve Angle: 45°
Weight: Approx. 90g
Use: Kids’ bikes, trailers, compact wheels
Compatibility: Fits 203mm rims
