SH15C bracket (11 11/16" length, 1/4" wide and 1 1/4" high) slides into track from top or bottom and locks into place with a steel nub against the track.
Style "M Track" is surface mounted, 1 3/4" wide, but its tapered side walls help give a slim, integrated appearance. (Brackets are removable only from the top or bottom of track).
Load capacity: 140 lbs for 2 brackets mounted 24" to 30" apart. Weight capacities valid for installation into studs or concrete only.
Comes standard with two 6 ft. "M-style" tracks and 6 single piece brackets.