ARRMA Metal Axle & Hex Set (Grom) is a metal axle and wheel hex upgrade kit for small ARRMA remote-controlled vehicles, especially the GROM series. It replaces stock plastic drivetrain parts with stronger metal components to improve durability and reliability during driving and bashing. The set includes pre-assembled front universal joint driveshafts for easier installation, rear stub axles, anodized aluminum clamping wheel hexes sized for 12 mm wheels, locking grub screws, drive pins, and M4 wheel nuts. These upgraded parts help maintain solid wheel attachment and smoother power transfer to the wheels.
Includes
2 x Front universal joint driveshafts
2 x Rear stub axles
4 x Clamping wheel hexes
4 x Locking grub screws
4 x Drive pins
4 x M4 Wheel nuts
Features
Pre-Assembled front driveshafts for easy fit
Anodized aluminum clamping wheel hexes for great looks and extreme durability
12mm hex size allows fit of a wide range of wheel/tire sets