Park Tool BBT-147-12 Bottom Bracket Tool T47

The Park Tool BBT-147-12 lockring tool is designed for the removal and installation of T47 bottom brackets with an outer diameter of 50–53 millimetres and an inner diameter of 48.2 millimetres.
 
This high-performance tool is – in usual Park Tool quality – manufactured from precision-machined 4140 steel and features an extra-deep body for plenty of space and low-profile walls at the point of engagement for recessed lockrings.
 
The BBT-147-12 has three tool fittings: A 3/8" drive fitting, a 25 mm hex fitting and 36 mm wrench flats, so that you can even loosen particularly seized components. In addition, the tool has integrated threads for use with the Park Tool BBT-RS bottom bracket tool retaining system or GPS-1 guide pins.
 
Details:
• High-performance tool for the removal and installation of bottom brackets with 12 notches, such as Praxis Works® M30 and T47 bottom brackets
• For an outer diameter outside the notches of 50–53 mm and an inner diameter inside the notches of 48.2 mm
• Made from precision-machined 4140 steel for excellent durability
 
Compatibility:
• BBInfinite® T47
• Chris King® ThreadFit™ 30
• Chris King® ThreadFit™ T47
• Chris King® ThreadFit™ T47 24x
• Chris King® ThreadFit™ T47 30
• Hambini T47
• Rotor® T47 External 30 mm
• Rotor® BBright®, BB30, BB386EVO and threaded PF30
 
Technical details:
• Material: 4140 steel
• Tool fitting (inside): 3/8" 
• Tool fitting (outside): 1" / 25 mm and 36 mm (only for flat wrenches)
• Main inner Ø: for 53 mm
• Small inner Ø: 48.2 mm
• Notches: 12
• Weight: approx. 430 g
 
In the box:
• 1 Park Tool BBT-147-12 bottom bracket tool

Manufacturer: Park Tool, 5115 Hadley Ave N St. Paul, MN 55128, USA, www.parktool.com/en-int/
Responsible person: Grofa Action Sports GmbH, Otto-Hahn-Str. 17, 65520 Bad Camberg, Germany, www.grofa.com/de/contact-de/