Designed for easy attachment whether added to a work surface or built into a jig, this track provides three T-slots for mounting clamps, work stops or other jig parts with 1/4-20 T-bolts or T-nuts. The 3/4" wide lip on one side lets you attach it with screws and has a V-groove for ease of drilling. In cross section, the track measures 1 7/8" wide and 11/16" thick overall.