Griffin T-Bar For DJ Light Stand If you're looking for a lighting bar that will get the job done and make you look good doing it, then the Griffin LG-APLT-Bars 2-Pack is for you! Not only is it square instead of round, but it's also super stable with heavy duty steel construction. With its squre shape bar shape it has no tendency to roll on its axis as it's being loaded with fixtures like with typical round pipe T-Bars. Plus, it makes mounting lights a breeze - no need for clamps with 6 total hanging bolt spots on each T-bar (3 on each side)! Also included is 6 total hanging bolts, washers and wing nuts with each T-bar (12 total). The T bar has a post that will fit universal speaker stands post which is 35.5 mm in diameter, so will be a perfect fit for the standard diameter top pipe on most all speaker stands. Measures a total of 60 inches across and features six hanging-point bolts. Griffin T-Bar Light Support Specifications Heavy Duty Metal Upper central truss T-bar length spans 60" wide (Each) Diameter of bottom shaft input size is 35.5 mm Square Piping- 1 3/8 inch x 1 3/8 inch Weight capacity: 200 pounds per T-Bar Gross weight: 5 pounds per T-bar (10 Pounds total) Shipping weight: 12 Pounds