Binding Post Assembly, Material Aluminum, Barrel Head Style Truss, Screw Head Style Truss, Thread Size #8-32, Barrel Length 1/2 in, Barrel Diameter 13/64 in, Barrel Thread Depth 3/8 in, Barrel Drive Type Unslotted, Screw Length 1/4 in, Screw Drive Style Slotted, Finish Plain, Barrel Head Diameter 13/32 in, Barrel Head Height 1/16 in, Includes Slotted Truss Head Screw, Made in North America Not Made in North America, Pack Size Small, Package Quantity 50. This item has been restricted from sale in the following state (s): []