L-TRACK THREADED DOUBLE STUD FITTING Double stud fitting is one of the strongest fittings available for securing into L track. With the many uses of the L track this fitting can be quickly snapped into the track to provide you the anchor point you need to bolt too. Threading: 3/8 UNF/ Thread Depth .65 inch Working Load Limit: 0 deg Vertical Pull Angle: 2,000 lbs / 910 Kgs 60 deg Pull Angle: 2,000 lbs / 910 Kgs 90 deg Horizontal Pull Angle: 1,670 lbs / 760 Kgs