Schwalbe SV13J 26" Fat Bike Inner Tube 90/120‑559 40mm Presta Valve
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The Schwalbe SV13J fat bike inner tube is engineered for extreme-width 26" tires—ideal for fat biking, snow riding, and beach cruising. Crafted from high-quality butyl rubber with constant wall thickness, this tube delivers excellent air retention and rugged performance. Featuring a 40 mm Presta valve with removable core, it’s ready for CO₂ inflators and deep-rim setups.
FEATURES
Fat Bike Specific – Designed for ultra-wide tires from 3.5" to 4.8"
Durable Butyl Rubber – Enhanced wall thickness for optimal puncture resistance
Presta Valve 40mm – Threaded valve with removable core for CO₂ compatibility
Low-Pressure Ready – Ideal for fat bike riding on sand, snow, or rugged trails
Maximum Volume Support – Built to handle oversized tires without compromising performance
SPECIFICATIONS
Tube Type: Butyl rubber inner tube
Size Compatibility: 26" x 3.50–4.80" (90/120-559)
Valve Type: Presta
Valve Length: 40mm
Valve Core: Removable
Weight: Approx. 390g
Use: Fat bikes, snow, sand, beach cruising
Compatibility: Fits 559mm fat bike rims
