VEVOR Electric Trailer Brake Assembly, 12 x 2, 2 Pairs Self-Adjusting Electric Brakes Kit for 7000 lbs Axle, 5-Hole Mounting, Backing Plates for Braking System Part Replacement (2 Right + 2 Left)

VEVOR Electric Trailer Brake Assembly, 12 x 2, 2 Pairs Self-Adjusting Electric Brakes Kit for 7000 lbs Axle, 5-Hole Mounting, Backing Plates for Braking System Part Replacement (2 Right + 2 Left)Self-Adjusting BrakeEasy InstallationLonger LifespanWide ApplicationSuperior PackagingChoices GaloreSet Includes: Two Sets (4 Brakes),Material: SPHC + Q235,Brake Pad Adjustability: Self-Adjusting Feature,Magnetic Force: ≥600N,Applicable Trailer Weight: 7000 lbs,Magnet Size: 12,Friction Coefficient: 0.48,Brake Size: 12 x 2,Product Size: 13.82 x 2.81,Flange Stud Count: 5,Item Model Number: BF12-Z02A*4,Product Weight: 59.26 lbs,Lifespan: ≥30,000 km,Voltage/Current: DC12V/2.8-4.2A,Brake Pad Material: Asbestos-Free Semi-Metallic,Brake Pad Size: 1.97 x 0.19