Schraeder Valve Inner Tube – 26 x 1-3/8″, ISO 37-597 / 37-590 Sizes

Description

• 35mm Schrader Valve
• Fits 37-590 and 37-597 ISO

This tube will fit both 597 and 590 ISO or 26×1-3/8 and 26×1-1/4 sizing.  26×1-3/8 (590 ISO) is common for most English 3-speed, department-store or juvenile 10 speed.  26×1-3/8 and 26×1-1/4 (597 ISO) are common in Schwinn “lightweights” or older British sport and club bikes, respectively.  If your tire is an “S-6” then it will take a 26×1-3/8( 597 ISO).

**Special return policy for inner tubes** Tubes can only be returned because if a manufacture’s defect is at fault – separation a bond at a seam or valve joint. A tube can not be returned due to a puncture, improper installation or tearing at the valve joint. 

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