The Park Tool BBT-19.2 Bottom Bracket Tool 16-Notch Tool is here to help you get your bike together this year. Whether you are upgrading components or just getting your dream build together this tool is for you. Snag this tool today and start going on your next bike.
Park Tool BBT-19.2 Bottom Bracket Tool
Bicycle bottom brackets occasionally require removal for service, replacement, or upgrading. The Park Tool BBT-19.2 is used to remove and install 16-notch threaded external bearing bottom brackets with a 44mm outer diameter, including:
- Shimano BB80, BB5700, XT BB70, BB51, and previous external bearing threaded cups
- Campagnolo
- SRAM/Truvativ GXP
- Chris King
- FSA MegaExo
- Hope
- Race Face X-type
- Surly
- Wheels Manufacturing
- Fulcrum
The BBT-19.2 is made from high precision, hardened cromoly steel, and features a 3/8" drive fitting and 1" wrench flats, allowing the tool to be driven using a wrench, socket, or 3/8" drive torque wrench. Manufactured by Park Tool, the most trusted name in bicycle tools and repair equipment for over 50 years.
NOTE: due to the shallow engagement of their tool fittings, the BBT-19.2 is not recommended for 16-notch disc brake rotor lockrings. Instead use the Park Tool BBT-9 or BBT-69.2.
Park Tool: Your Guide to the World of Bottom Brackets
Confused by what bottom bracket tool you need? You're not alone. Between all the standards, installation methods, and tool fittings, it can all seem a bit overwhelming. Whatever you do need, Park Tool makes over 40 different tools to aid in the removal and installation of bottom brackets. Here's how to determine the correct tool for you, if you have an threaded or thread-together bottom bracket:
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Count Splines/NotchesRemove the crank and inspect the bottom bracket shell for tool fittings, which can be notches or indentations on the outer perimeter, splines on the inside perimeter, or pin holes on the face. Count the number of tool fittings on the cup. | Measure DiameterNext use a caliper to measure the diameter or width of the tool fittings. For external notches, simply measure the outer diameter of the bottom bracket cup or adapter. Take the measurement in millimeters. | Select ToolThe BBT-19.2 is for 16-notch, 44mm tool fittings. Here are some tools we offer for this and a few similar tool fittings: |
TRUSTED SINCE 1963
Since our origins in the back of a bike shop in 1963, it has been Park Tool's sole mission to design and manufacture high-quality tools that empower mechanics and riders of all skill levels to service their bicycles. Just like our other 500+ tools, our bottom bracket tools are a product of our decades of experience and expertise in the industry, in the shop and on the trail.
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- Used to remove and install external bearing crankset bottom brackets
- Work with external bearing crankset bottom brackets, including: Shimano BB80B, Shimano BB80D, Shimano BB4600, Shimano XT BB70B, Shimano BB52B, and previous external bearing threaded cups
- Fits many external threaded types for: Campagnolo, Fulcrum, Chris King, Hope, Surly, Wheels, and more
- Fits bottom brackets with 16 external notches and an outside diameter of 44mm
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