Global Truss GT-LB132 GT-LB132 Round Support Bar - 2"The 2" GT LB132 Round Support Bar from Global Truss is designed to mount on top of a 1 3 8" spigot equipped stand and to support your lights or speakers. The bar is 51. 5" long, allowing enough room for four focusing ellipsoid or par lights or a pair of speakers. Key Features Supports Lights or Speakers Mounts to 1 3 8" Spigot Equipped Stand 51. 5" Length Global Truss GT LB132 Specs Material Steel Mount Diameter 1 3 8" (3. 5 cm) spigot mount Length