The Box One Single-Speed Chromoly Cog is designed for BMX racers and riders seeking maximum durability, reliable drivetrain performance, and long service life under heavy sprint loads. Precision CNC machined from durable chrome-molybdenum steel, this cog delivers excellent wear resistance and dependable engagement for high-performance BMX race applications.
Designed to fit Shimano™ HG-compatible cassette hubs, the cog features a widened 5mm inner base to create a stronger and more stable interface with the freehub body, improving load distribution and reducing freehub wear during powerful acceleration efforts.
Specifications:
Material:
Chromoly Steel
Manufacturing:
CNC Machined
Compatibility:
Driver:
Shimano HG-compatible cassette hubs
Chain Compatibility:
Single-speed BMX drivetrains
Features:
Durable chromoly steel construction
Precision CNC-machined design
Long-wearing race-ready performance
Wide 5mm inner base for improved freehub support
Improved drivetrain stiffness and load distribution
Excellent durability for BMX racing and high-torque applications
