This is a pair of pre-mounted Trencher X 3.8" All Terrain Truck Tires. Leave a mark with your Monster Truck wherever you are with Pro-Line's Trencher X tires. The Trencher X tires are designed to give your MT optimal traction on just about any surface. Super cool horizontal H shaped treads give your MT ridiculous amounts of forward bite. With tread height at 1/4" tall, you'll find that durability and longevity are second to none. The Trencher X 3.8" tires come Pre-Mounted on the next generation 3.8" wheel design from Pro-Line, the Raid 3.8" Removable Hex Wheel! Imagine being able to replace a damaged wheel hex without needing to replace your glued tires! These new Raid 3.8" wheels make this possible by using a unique 8x32 interlocking hex design that is secured to the wheel by 8 M3 screws that are spaced 32mm across. The hexes are included and are also available separately (6345-00). The built-in adjustability and ease of use make this a new must-have wheel for bashers everywhere! Be the first to own the latest and greatest technology from Pro-Line, get the new pre-mounted Trencher X tires now!