Highlights

  • Brand:ROCKBROS
  • Product:Aluminum Alloy Cartridge Bottom Bracket
  • Weight:≈72g(BB51-29)
  • Material:Aluminum Alloy+Nylon
  • Suitable Size：68-120mm

Description

Product Features

1.Waterproof&dustproof nylon middle tube

2.Smooth dual bearings make cycling more effortless

3.Anodizing process enhances both texture and durability


On Mar 14, 2026 at 02:20:45 PDT, seller added the following information:

Datacaciques