-  Black Oxide Plated Steel Set Screw Collar. Traditional cost effective collar design. 
                    Unit of Measure
                    
               
        
            Specifications
| Bore | N/A 2.9375 in | 
| OD | N/A 4.0000 in | 
| Width | N/A 1.1250 in | 
| Style | N/A Set Screw | 
| Material | N/A Steel, ASTM A108 | 
| Finish | N/A Black Oxide | 
| Set Screw | N/A Hex Socket Set Screw, 3A Thread, Steel, ASTM F912: 1/2-13 x 1/2 | 
| Approximate Weight | N/A 29.30 oz | 
| UPC Code | N/A 044861041291 | 

