BBC50 Roller Cone Rock Head
This patented head boasts major cutting ability from 14,000 psi to less than 30,000 psi rock! Versatility and reliability are a must, thats why the BBC50 is equipped with plenty of roller cones to make your job easier than ever before thought possible. Don’t sacrifice anything on the job site, instead you can get it all with Barbco’s BBC50 Roller Cone Rock Head.
| HEX (“) | HEAD SIZE (DIA.) | CLOSED | OPEN |
|---|---|---|---|
| 2-1/4″ (57.2MM) | 8″/203MM | 5.50″ | 9.50″ |
| 2-1/4″ (57.2MM) | 10″/254MM | 7.50″ | 11.50″ |
| 2-1/4″ (57.2MM) | 12″/305MM | 9.50 | 13.50″ |
| 2-1/4″ (57.2MM) | 14″/356MM | 10.50″ | 15.50 |
| 2-1/4″ (57.2MM) | 16″/406MM | 12.50″ | 17.50″ |
| 2-1/4″ (57.2MM) | 18″/457MM | 14.50″ | 19.50″ |
| 2-1/4″ (57.2MM) | 20″/508MM | 16.50″ | 21.50″ |
| 2-1/4″ (57.2MM) | 22″/559MM | 18.50″ | 23.50″ |
| 2-1/4″ (57.2MM) | 24″/610MM | 20.50 | 25.50″ |
| 3″ (76.2MM) | 12″/305MM | 9.50″ | 13.50″ |
| 3″ (76.2MM) | 14″/356MM | 10.50″ | 15.50″ |
| 3″ (76.2MM) | 16″/406MM | 12.50″ | 17.50″ |
| 3″ (76.2MM) | 18″/457MM | 14.50″ | 19.50″ |
| 3″ (76.2MM) | 20″/508MM | 16.50″ | 21.50″ |
| 3″ (76.2MM) | 22″/559MM | 18.50″ | 23.50″ |
| 3″ (76.2MM) | 24″/610MM | 20.50″ | 25.50″ |
| 3″ (76.2MM) | 26″/660MM | 22.50″ | 27.50″ |
| 3″ (76.2MM) | 28″/711MM | 24.50″ | 29.50″ |
| 3″ (76.2MM) | 30″/762MM | 26.50″ | 31.50″ |
| 3″ (76.2MM) | 32″/813MM | 28.50″ | 33.50″ |
| 3″ (76.2MM) | 34″/864MM | 30.50″ | 35.50″ |
| 3″ (76.2MM) | 36″/914MM | 32.50″ | 37.50″ |
| 3″ (76.2MM) | 38″/965MM | 34.50″ | 39.50″ |
| 3″ (76.2MM) | 40″/1016MM | 36.50″ | 41.50″ |
| 3″ (76.2MM) | 42″/1067MM | 38.50″ | 43.50″ |
| 3″ (76.2MM) | 44″/1118MM | 40.50″ | 45.50″ |
| 3″ (76.2MM) | 46″/1168MM | 42.50″ | 47.50″ |
| 3″ (76.2MM) | 48″/1219MM | 44.50″ | 49.50″ |
| 4″ (101.6MM) | 12″/305MM | 9.50″ | 13.50″ |
| 4″ (101.6MM) | 14″/356MM | 10.50″ | 15.50″ |
| 4″ (101.6MM) | 16″/406MM | 12.50″ | 17.50″ |
| 4″ (101.6MM) | 18″/457MM | 14.50″ | 19.50″ |
| 4″ (101.6MM) | 20″/508MM | 16.50″ | 21.50″ |
| 4″ (101.6MM) | 24″/610MM | 20.50″ | 25.50″ |
| 4″ (101.6MM) | 26″/660MM | 22.50″ | 27.50″ |
| 4″ (101.6MM) | 28″/711MM | 24.50″ | 29.50″ |
| 4″ (101.6MM) | 30″/762MM | 26.50″ | 31.50″ |
| 4″ (101.6MM) | 32″/813MM | 28.50″ | 33.50″ |
| 4″ (101.6MM) | 34″/864MM | 30.00″ | 35.50″ |
| 4″ (101.6MM) | 36″/914MM | 32.50″ | 37.50″ |
| 4″ (101.6MM) | 38″/965MM | 34.50″ | 39.50″ |
| 4″ (101.6MM) | 40″/1016MM | 36.50″ | 41.50″ |
| 4″ (101.6MM) | 42″/1067MM | 38.50″ | 43.50″ |
| 4″ (101.6MM) | 44″/1118MM | 40.50″ | 45.50″ |
| 4″ (101.6MM) | 46″/1168MM | 42.50″ | 47.50″ |
| 4″ (101.6MM) | 48″/1219MM | 44.50″ | 49.50″ |
| 4″ (101.6MM) | 54″/1372MM | 50.50″ | 55.50″ |
| 4″ (101.6MM) | 60″/1524MM | 56.50″ | 61.50″ |
| 4″ (101.6MM) | 66″/1676MM | 62.50″ | 67.50″ |
| 4″ (101.6MM) | 72″/1831MM | 68.50″ | 73.50″ |
| 5″ (127MM) | 24″/610MM | 20.50″ | 25.50″ |
| 5″ (127MM) | 26″/660MM | 22.50″ | 27.50″ |
| 5″ (127MM) | 28″/711MM | 24.50″ | 29.50″ |
| 5″ (127MM) | 30″/762MM | 26.50″ | 31.50″ |
| 5″ (127MM) | 32″/813MM | 28.50″ | 33.50″ |
| 5″ (127MM) | 34″/864MM | 30.50″ | 35.50″ |
| 5″ (127MM) | 36″/914MM | 32.50″ | 37.50″ |
| 5″ (127MM) | 38″/965MM | 34.50″ | 39.50″ |
| 5″ (127MM) | 40″/1016MM | 36.50″ | 41.50″ |
| 5″ (127MM) | 42″/1067MM | 38.50″ | 43.50″ |
| 5″ (127MM) | 44″/1118MM | 40.50″ | 45.50″ |
| 5″ (127MM) | 46″/1168MM | 42.50″ | 47.50″ |
| 5″ (127MM) | 48″/ 1219MM | 44.50″ | 49.50″ |
| 5″ (127MM) | 54″/1372MM | 50.50″ | 55.50″ |
| 5″ (127MM) | 60″/1524MM | 56.50″ | 61.50″ |
| 5″ (127MM) | 66″/1676MM | 62.50″ | 67.50″ |
| 5″ (127MM) | 72″/1831MM | 78.50″ | 73.50″ |
