End Cap Upgrade Series 1 - Series 2.2

In order to upgrade a Series 1 End Cap to a Series 2.2, a new Prop Guard or Pro Tail Cover is required.

Series 1 Pro Tail Covers and Prop Guards are incomaptible with Series 2.2 End Caps

Optionally include a Gearbox Dampening Bushing (found in the Motor Dampening Rubber Mounts Series 2.2) to reduce vibration while in use. This isn't required, but is recommended.