Brand NEW, heat-treated forged Mustang II steel spindle that retains the exact OEM geometry of the 74-78 Mustang II or 74-80 Pinto spindle. This is the ONLY aftermarket spindle allowed by IMCA. Work great with our 10" HD Hybrid Rotors as well as with stock rotors, bearings, calipers, ect. Stock 7 5/8" height. 7 degree pin inclination. Easy to install.