This front disc brake is used on many Hammerhead, Twister Kart, and Trailmaster models. This brake rotor is used on most Chinese manufactured 150/250/300cc go-karts.
Product Specs:- ~5" (126mm) across and roughly 4mm wide.
- The center hole diameter is 1-27/32" (47mm).
- (6) 1/4" bolt holes on a 2-9/32" bolt circle.
Compatible / Referenced:
- Hammerhead Part # 8.010.054
- Old TJ Power Sports Part # 8.010.054
- Trailmaster Part # 8.010.054
