Feature: 1. Large Wheel: These wheels have a 32mm wide rubber tread. The large rubber tread greatly increases the contact area with the ground and can obtain excellent smooth surface traction. 2. Stable Rolling: The high strength plastic nylon hub of the wheel can easily cope with heavy loads. The rubber tread is bonded with the high strength plastic nylon hub, so it will not slip when driving. 3. Firm Fixing: These wheels fixed with clamps have with the characteristics of grid pattern holes of robot parts, which ensures firm installation. 4. With Circular Slot: Compatible with any 3302 or 3305 series clamps. There is a circular slot with 100mm diameter and 16mm depth on one end of the wheel, and another slot 8mm depth on the other end. This ingenious design allows you to change the track width by turning the wheel. 5. Wide Use: Lightweight but strong, the wheel has a flat installation plane and no protrusion interference, making the application range broader. Specification: Item Type: Robot Wheel Material: Rubber + Nylon Model Centre Bore(Approx.） Outer Diameter(Approx.） Tire Width(Approx.) 5601-0032-0096 32mm / 1.26in 96mm / 3.78in 32mm / 1.26in 5601-0032-0120 32mm / 1.26in 120mm / 4.72in 32mm / 1.26in Function: Used as a robot driving wheel. . Package List: 2 x Robot Wheel Note: Match the appropriate design size before use.