Be prepared to stop! For safety and peace of mind you need a brake that will actually stop your trailer. Our automotive grade friction material is molded to brake shoes for maximum stopping power. Pads are fully bonded to shoes for long life and more braking torque. E-coated backing plate resists wear and corrosion and reduces the chance of cracking and crumbling that can lead to mechanical failure. Magnets tested to 100% of full force and conductivity. Limited 5-year warranty. 10" x 2 1/4". 3,500 lb. capacity. Left Hand. Bulk.