Black Oxide Plated Steel One-Piece Threaded Clamping Collars - Recessed Screw Head.  Recessed screw head provides an outside surface free of major projections for safety. Design fully engages the thread for secure locking.
        
                    Unit of Measure
                    
               
        
            Specifications
| Bore Thread | N/A 1 3/4-16 | 
| OD | N/A 3 in | 
| Width | N/A 5/8 in | 
| Style | N/A One-Piece Clamp | 
| Material | N/A Steel, ASTM A108 | 
| Finish | N/A Black Oxide | 
| Clamp Screw | N/A Hex Socket Cap Screw, 3A Thread, Steel, ASTM A574: 5/16-24 x 1 | 
| Recessed Screw | N/A Yes | 
| Approximate Weight | N/A 12.40 oz | 
| UPC Code | N/A 044861504222 | 

