Box Two Alloy External Sealed Bottom Bracket Description:
The Box Two Alloy External Sealed Bottom Bracket is a high-quality Euro-style BB designed for smooth performance and long-lasting durability. Featuring precision sealed bearings and CNC-machined alloy cups, it delivers consistent crank alignment and efficient power transfer. An ideal upgrade from stock bottom brackets, it pairs perfectly with 24mm spindle cranksets like Box Three and Box Four.
Features:
- Cold-forged, CNC-machined alloy cups for strength, precision, and long-term durability
- Stable outboard bearing position improves stiffness and crank alignment
- Dual-labyrinth bearing covers help keep out dirt, moisture, and debris
- High-quality ABEC-5 precision sealed bearings for smooth, consistent rotation
- The perfect upgrade from budget bottom brackets and an ideal match for Box Three™ and Box Four™ cranks
Specifications:
- Shell Width: 68/73mm
- Spindle Type: 24mm
- Thread: 1.37" x 24 TPI
- Weight: 105 g / 3.7oz
- Color: Blue
Make sure you have the right tools for the job. Browse our bottom bracket tools here. If you need assistance finding the right tool, reach out to our friendly customer service team (phone, email, and live chat at the bottom of this page).
This product was added to our catalog on February 21, 2020