GAUI X5 "Speed up" Tail Pulley Shaft / Gear(14T)

• This pulley will help with tail holding power when lower headspeeds are used on the GAUI X5.
• The speed up pulley will increase tail RPM by about 7%, compared to the stock 15T tail pulley.
• Works with all GAUI X5 torque tube, and belted models.