Bike Bottom Bracket 68‑73mm Reduce Noise Stability Resin Washer Sturdy High Accuracy Bike AccessoriesRed

Feature: 1. External thread, aluminum alloy frame, Palin bearing, reduce noise, easy maintenance and lubrication 2. Fine thread and thread lock enhance the lateral stability without loosening and then no abnormal sound 3. Quickly distinguish the left and right, the left and right marks of L, R are clear, and the sign indicates the tightening direction 4. Resin washer with 3 trim washers for ease of use. Generally, one washer is padded on the left and two washers are padded on the right of 68mm five way 5. No washer on the left side of 73m five way pipe, but one washer on the right side Specification: Item Type: Bike Bottom Bracket Material: Aluminum Alloy , PP Commodity Size: Total Length Approx. 91.5mm 0.1in , Inner Diameter Approx. 24mm 0.03in , Outer Diameter Approx. 44.6mm 0.05in Tooth Pattern Specification: BC1.37 24T Tooth Pattern Outer Diameter: Approx. 34mm 0.04in Washer Size: Outer Diameter Approx. 40.5mm 0.04in , Inner Diameter Approx. 34.5mm 0.04in and Thickness Approx. 2.5mm 0.003in Type: Threaded Scope of Application: Approx. 68 73mm 0.07 0.08in Five Way, Built In Sealed Bearing, Smooth Rotation. Package List: 2 x Pulin Central Axis Lock1 x Socket 3 x Wasket