BBT-9 Bottom Bracket Tool

Product Information

When you're tackling external bearing crankset bottom brackets, the Park Tool BBT-9 is the kind of reliable companion you want in your toolkit. This purpose-built tool makes quick work of both removal and installation, designed for a precise fit that minimizes slippage and component damage. It's a go-to for many modern drivetrains, built to handle the torque required for the job.

What makes this tool particularly useful is its dual functionality, fitting not only a wide array of bottom bracket cups but also common crank arm adjustment caps. It's constructed from hardened steel, ensuring it stands up to repeated use by both home mechanics and professional workshops.

Features

• Designed for 16-notch external bearing bottom bracket cups with approximately 44mm outside diameter.
• Also fits 8-point internal splines of Shimano Hollowtech II crank arm adjustment caps.
• Compatible with many 16-notch disc brake rotor lockrings.
• 3/8-inch drive compatible for use with ratchets, torque wrenches, and breaker bars.
• Hardened steel construction for durability.

Specs

• Weight: Approximately 260–285g.
• Tool Material: Steel.
• Compatibility: Shimano, Campagnolo, FSA, SRAM GXP, Race Face, Chris King, and more.
• Socket Depth: 20mm for secure engagement.