With this Nitro Tuner Dial, you will be able to tell exactly 1/8 or 1/16 of the turn and you can easily set it back to where you started. Now you are able to rich up or lean out your engine an exact amount
Features:
CNC Machined from 6061 Aluminum and Blue anodized with Laser Engraved Dial fit around the high-speed needles
In the Package:
One Nitro Tuner Dial for
OS 30
And many other Nitro Engine with the High-speed needles casing Diameter that is about 7.5 mm