Rear Disc Brake for Hammerhead 150cc 250cc Go Cart Kart
This rear disc brake is used on all Hammerhead 150s and 250s.
This rear brake disc has a hole for models with a speedometer magnet, but can still be used even if your kart does not use a speedometer.
The rear rotor is 220mm across and roughly 4.5mm wide.
The center hole diameter is 58mm and there are 8 holes for mounting.