- 0.125 in I.D
 
| Thread Size | 0.138-32UNC | 
| Bearing Type | Plain Spherical | 
| Total Height | 1.172 in, 29.77 mm | 
| Ball Dia. | 5/16 in, 7.938 mm | 
| Thread Type | ISO Standard 1000 | 
| I.D. | 0.125 in, 3.175 mm | 
| Head Diameter | 0.469 in, 11.91 mm | 
| Type | Pillo Ball | 
| Weight | 0.012 LB | 
| EAN or UPC | 4549557049712 | 
        
