Same as Miller/Mopar C-3919, Kent-Moore J-21177-A and Rotunda 104-00063
Applications: Old and new cars, lt. Trucks, RV's and trailers, domestic and import.
6-1/2" to 14-1/4" or 165mm to 361mm range
Adjust brake shoes for correct clearance before drums and wheels are installed. Eliminates starwheel adjustment after drum installation.