Traxxas X-Maxx®/XRT® Aluminum Gear Cover (Blue) 6.5mm this servo arm is made

this servo arm is made from machined aluminum

Trail-tuned XL-5 HV Waterproof Electronic Speed Control: HV electronic speed control brings 3s LiPo capability for strong efficient running

75in (70mm) Height 2

Traxxas Hoss

Make sure the vehicle uses a hex at least 5mm thick

Traxxas X-Maxx®/XRT® Aluminum Gear Cover (Blue) 6.5mm this servo arm is madeGear Cover Overview: The Traxxas X Maxx and XRT Aluminum Gear Cover is an optional upgrade intended for use on the Traxxas XRT 8S Extreme 4WD Brushless RTR Race Monster Truck or the X Maxx 8S 1 6 4WD Brushless RTR Monster Truck. Alternatively, this gear cover will also work on the Ultimate versions of these trucks. Precision milled from high grade 6061 T6 aluminum, this cover delivers superior rigidity and protection for your vehicle's drivetrain