Product Description Flat Attack 27.5" Freedom Inner Tube (Presta) (1.9 - 2.125") (48mm) Flat Attack 27.5" Freedom Inner Tube (Presta) (1.9 - 2.125") (48mm) at Performance Bike Browse all Performance Bike deals $15.25 In Stock at Performance Bike Price checked 4 days ago Buy Now at Performance Bike Secure checkout Easy returns or compare prices Amazon eBay Product Details Brand Flat Attack Flat Attack