Aftermarket brake disc - Blue Bird / GMC / Isuzu rear rotor

Blue Bird Type D All American 01-11 Rear Rotor 10 Hole, Height 7.60" GMC C6500 / C7500 Kodiak 03-10 Rear Rotor w/ 21,000lb axle GMC C6500 Topkick  03-10 Rear Rotor w/ 21,000lb axle GMC C7500 Topkick  03-10 Rear Rotor w/ 21,000lb axle Isuzu FTR   03-09 Rear Rotor 21,000lb Axle, 10 Hole, Height 7.60" Isuzu FVR, FXR   03-09 Rear Rotor 21,000lb Axle, 10 Hole, Height 7.60"