Allstar Performance disc brake kit for Mustang II, 5 on 5.0in bolt circle, in race car brake systems. Upgrades brakes for reliable stopping in racing setups. Bolt-on installation for track use.
Disc Brake Kit Rotors With 5/8"-11 Studs 5 On 5" B.C. (Brake Pads Not Included). GM Metric. 1 Piston Caliper. 11 in Plain Iron Rotor.