Mountains Thread Screwing‑In Type BB Bottom Bracket for 68‑72M Integrated Crankset

Feature: 1. High strength 7075‑T6 aluminum alloy shell, all CNC processed and finished. 2. Separated rubber washer, built‑in spring, supports sliding clearance, resulting in no clearance action,prevent dust and moisture from entering bearing, excellent water resistance. 3. Separated rubber washer, with double side sliding characteristics, will not increase resistance to rotating bearing, high lubrication. 4. Made of high quality materials, sturdy, and long service life. 5. Small size and lightweight, easy to carry and store, convenient to use. Specification: Condition: 100% Brand New Item Type: Integrated Crankset Bottom Bracket Material: Aluminum Alloy + Nylon Color:Red Specification: Approx.68-73mm/2.7-2.9in Inner Diameter:Approx. 24mm/0.9in Weight:Approx.104g/3.7oz Package List: 1 x Integrated Crankset Bottom Bracket