Designed to hold up to a 40 in. tire and made from. 095 wall 1.5 in. tubing, N-FAB's Bed Mounted Tire Carrier lives up to the high standards N-FAB is known for. Bed Mounted Tire Carrier. Bed Mounted Tire Carrier; Gloss Black w/Black Rapid Strap; Will Hold A 30-40 in.