Aluminum Self-Locking M10 Clamp with Big Wing Knob for 2" Truss Tube Capacity 330 lbs.

ProX T-C12H Aluminum Self-Locking Clamp with Big Wing Knob for 2 Truss Tube Capacity 330 lbs.  This Self-Locking Clamp with Big Wing Knob is a reliable and versatile solution for attaching lighting and effects equipment to a 2-inch truss or pipe. With a maximum load capacity of 330 lbs, this hook-style clamp is designed to be sturdy and secure, providing a safe and reliable option for mounting equipment.

One of the standout features of this clamp is its self-locking mechanism, which allows for easy and efficient rigging on the fly.  
The low-profile design of the clamp also adds to its versatility, making it suitable for a wide range of event and production settings...
https://www.proxdirect.com/products/view/1051