Product Description High Quality Inner Tubes  3.00-4 bent valve Fits BladeZ Scooters: Moby Comp Moby Cruz'r Moby S Moby S 33 Moby XL Moby RR XTR 300 XTR 450 XTR HD 550 XTR S XTR Transport XTR SE XTR 500 SE XTR 500 SE-S XTR COMP XTR COMP2 XTR STREET XTR STREET II XTR HD550 COMP3 500W COMP4 800W Your order will include the following: Two Inner Tubes (2)