125mm for Bike Brake Drum, Mountain Bike Brake, Brake Assembly

Features: Brake housing diameter: 125mm, the inner diameter of the middle hole 15mm. It can be installed directly on the bike, but you must measure the diameter of your original bike. It can only fit 125mm. Stable brake feel and long service life. Made of high-quality materials, wearproof and practical. A good replacement for replacing the old broken motorbike part.

Specifications: Material:Iron Type:Single Arm, Double Arm(optional) Total Length:Approx.185mm/7.28''

Package Includes: 1x Electric Bike Drum Brake

note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.