2,Suitable for all 1-3/4" tubes.You have 2 clamps in this set.
.3,The Clamp with room for mitered tube ends. 2-3/4" wide .
4,CNC machining, blue zinc plating.
5,This Clamping is used in various manufacturing:Tire placement bracket,Roll cage bracket,Harnesses for seat belts,Removable cooler rack,Whip mount label,GPS and camera stand and Custom light bar.