Bike Bottom Bracket Waterproof Dustproof Lightweight Components with Washer

The sve and the inner bring are integrated, which can effectively the rotation of the bring Has the characteristics of waterproof and dustproof, and the design of the bring cover design helps prevent the erosion of mud, sand and water The bottom bracket is small in size and light in weight, sy to carry and store, and can meet your riding needs Item Type: Bike Bottom Bracket Product Material: 7075 Aluminum Alloy

: PF30R Application: General Purpose for Mountain Bikes and Road Bikes Application: Bottom Bracket Inner Diameter Approx. 46mm/1.8in, Bottom Bracket Specification Approx. 68-7300CMm/2.7-2.9in