Item # DT-4.2

(discontinued) / Tools / Frame & Fork

Disc Brake Mount Facing Tool

Engineered and built to accurately face frame and fork mounted disc brake posts. The DT-4.2 machines the posts parallel with each other, perpendicular to the rotor and to an equal height.

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Need service? See our Limited Warranty or get Replacement Parts in a snap.

DT-4.2 Features

  • Works on forks with 100mm open dropouts and forks with closed dropouts using 15mm and 20mm thru axles
  • Works on frames with 135mm open dropouts and frames with closed dropouts using 12mm thru axles in 135mm, 142mm, 150mm, 157 and 160 lengths

NOTE: For sharpening services of cutting tools see Park Tool Sharpening Services. Always use cutting fluid such as Park Tool CF-2 when machining.


Parts & Accessories


Upgrade Kit for DT-1 and DT-4