The Purlin Clamp is perfect for installing to purlins, I-beams and bar joists up to 1" thick. 1/2" × 2.5" square head set screw for locking onto I-beam. 1/2" × 1" grade 5 Hex Head Bolt supplied to connect load or use for1/2" – 13 tpi threaded rod. Micro-grooves for secure connection to beam. 1" thick. The Purlin Clamp is also available with a 3/8" × 2.5" square head set screw. The # PCM3/8.
I-beams and bar joists up to 1" thick
1/2" × 2.5" square head set screw for locking onto I-beam
1/2" × 1" grade 5 Hex Head Bolt
Spec Sheet available - Yes
Safe Vertical Working Load:
500 lbs for 1/2" and 300 lbs for 3/8"