Fluidampr Harmonic Balancer Tractor Pulling - Universal Fit For Taper Lock Hub - No Pulley - Each

- 12 bolt mounting flange. Evenly spaced on 4.5" circle.

- Requires taper lock hub with 3.25" pilot.

- Clockwise and counter-clockwise laser engraved timing marks

- Robust competition design specifically for tractor pulling.

- SFI 18.1 spec.

- Made in USA.