CNC Machined Alum. Internal Diff Holders (1 pair) for Axial Wraith Gun Metal Greatly improve the durability and simply add some awesome great looks to the front and rear axle of your Axial Wraith Rock Racer by replacing the stock plastic diff cover with this CNC Machined Aluminum Diff Case Cover. Combine it with our Precision CNC Machined Internal Diff Holders to give you a solid transmission setup for your Axial Wraith please note: internal diff holders and diff case cover sold separately