The Light Source Purlin Clamp, 3/8-16 Fasteners, 1.0" Thk

A 1/2"-13 x 2.5" fully threaded square head set screw is provided for locking onto the structural member. A 1/2"-13 x 1" grade 5 Hex Head Bolt is supplied to connect the up to 500 pound load. Or use a 1/2"-13 tpi threaded rod to support a load at any length.