2t - 3t Brake Drum from AL-KO to suit 12-inch Electric Brakes
Electric Drum Brakes 12 Inch Wheel Trailer Brakes | etrailer.com
Lippert Replacement Electric Brake Assembly for RVs, Left Side, 12" x 2"; 4,000-7,000 lbs., Brake System - Amazon Canada
Trailer Parts 12 Inch Brake Drum Trailer Axle Parts Hub Drum and Hydraulic Brake Hub Electric Drum Brakes - China Trailer Part, Trailer Brake Drum | Made-in-China.com