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Designed for Primo, Cheng Shin, Kenda ,or any other brand of caster tires requiring this size
Schrader valve stem uses standard bicycle pump
Valve comes out at a 45 degree angle
Fits all 8 x 1 1/4" wheelchair tires
Sold individually (each)
45 Degree Schrader Valve Stem
This 8 x 1 1/4" wheelchair inner tube comes with a schrader valve stem angled at 45 degrees. The reason for this is so that as the valve stem exists the caster rim, it will lay flat (or almost flat) against the caster rim allowing the valve stem to clear the caster fork as it turns.
The 8 x 1 1/4 inch Wheelchair Inner Tube comes with a schrader valve: