Park Tool OBW-4 Offset Brake Wrench D4 Easily install and remove power

Easily install and remove power meters spiders on cranks that use the 8-bolt interface

ADAPTIVE: Carbon® Digital Light Synthesis™ 3D-printing technology

The modified cockpit includes a 35mm composite handlebar and alloy stem for steering precision

The entry and the release are secure and work well

Park Tool OBW-4 Offset Brake Wrench D4 Easily install and remove powerThe Park Tool OBW 4 is a specialty bicycle wrench designed for the installation and adjustment of side pull and dual pivot bicycle rim brakes. Its unique offset design and thin profile (2. 1mm thick) allow it to access tight places where standard wrenches would be impractical. The OBW 4 features 10, 11, 12, and 13 mm wrench openings to fit wrench flats found on many side pull and dual pivot brake calipers. Mfr Claimed Weight TBC