Park Tool BBT-135-12 Bottom Bracket Tool M30

The Park Tool BBT-135-12 lockring tool is designed for the removal and installation of bottom brackets with an outer diameter of 48–50 millimetres and an inner diameter of 46.3 millimetres.
 
The bottom bracket 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-135-12 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 bottom brackets
• For an outer diameter outside the notches of 48–50 mm and an inner diameter inside the notches of 46.3 mm
• Made from precision-machined 4140 steel for excellent durability
 
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 50 mm
• Small inner Ø: 46.3 mm
• Notches: 12
• Weight: approx. 430 g
 
In the box:
• 1 Park Tool BBT-135-12 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/