These high-quality dBoots FORTRESS SC tires, mounted on ARRMA wheels, are direct replacements for your kit itemsFeatures:Tires: Multi-surface 'FORTRESS SC' tread pattern for awesome traction in all conditions - High-quality rubber for long-lasting durability - Pre-glued for trouble-free fit and fast servicing - Vent holes in tires allow air to move in and out of the tire to improve traction and soak-up bumps and landings - Vent holes also allow water and dirt to escape from the tire to prevent unbalanced tires and to increase durability Wheels: Multi-spoke design for stylish looks and increased strength - tough nylon for durability on all surfaces - Gun metal color for head-turning ARRMA styling - 14mm hex for strength during extreme driving action and easy servicing Foam Inserts: High-quality foam with excellent memory return - Specially designed to give the perfect balance of aggressive grip and easy handling characteristics TECHNICAL INFORMATION: Wheel inner bead diameter: 3.0" (76mm) Wheel outer bead diameter: 2.2" (56mm) Width: 1.7" (42mm) Wheel hex size: 14mm Overall diameter: 4.1" (104mm)Includes:2 x Gun Metal Wheels with pre-glued dBoots FORTRESS SC tires and foam inserts