Product Description Affordable, Lightweight, and Durable Replacement Inner Tubes. Serfas Schrader Tube at Outland USA Browse all Outland USA deals $7.83 In Stock at Outland USA Price checked 9 days ago Buy Now at Outland USA Secure checkout Easy returns or compare prices Amazon eBay Product Details Brand Serfas Size 20x1.5/2.2 Gender Unisex MPN TS201522 Serfas