Model NO.: 3.25-16;3.50-16;4.00-16;4.50-16;5.00-15;5.00-16 Type: Tube Diameter: 15-16" Tire Design: Radial Tyre Certification: ISO, CCC, DOT, ECE, GS, CE, RoHS, FCC, Inmetro Tread Pattern: Cross-Country Tread Pattern