Pneumatic Tube, Thorn Resistant, 90 Degree Valve Stem, 8 x 1-3/4″Call for Price SKU: 690-010-077 Categories: Mobility, Wheelchair Parts, Tires & Tubes Tags: Parts for Wheelchairs, Wheelchair parts, Wheelchair tires Description DescriptionPneumatic Tube, Thorn Resistant, 90 Degree Valve Stem, 8 x 1-3/4″Related productsLegrest Pad Hardware Kits Call for PriceView productsSolid Caster Tires – Polyurethane Call for PriceView productsRear Anti-Tippers, Clamp-On, with Wheels. Fits Inside and Clamps Over 1″ Tubing. Call for PriceRead more