VEVOR Electric Trailer Brake Assembly, 10 x 2-1/4, 2 Pairs Self-Adjusting Electric Brakes Kit for 3500 lbs Axle, 4-Hole Mounting, Backing Plates for Brake System Part Replacement (2 Right + 2 Left)

VEVOR Electric Trailer Brake Assembly, 10 x 2-1/4, 2 Pairs Self-Adjusting Electric Brakes Kit for 3500 lbs Axle, 4-Hole Mounting, Backing Plates for Brake 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: ≥450N,Applicable Trailer Weight: 3500 lbs,Magnet Size: 10,Friction Coefficient: 0.48,Brake Size: 10 x 2-1/4,Product Size: 11.22 x 2.87,Flange Stud Count: 4,Item Model Number: BF10-Z01A*4,Product Weight: 39.68 lbs,Lifespan: ≥30,000 km,Voltage/Current: DC12V/2.5-3.6A,Brake Pad Material: Asbestos-Free Semi-Metallic,Brake Pad Size: 2.26 x 0.19