Concentric bushing, standard head, 303 stainless steel, delivered together with W guide wheels
| 2 | Size | |
| Standard | Head Profile | |
| Concentric (stationary) | Adjustability | |
| Inch | Unit version |
| HS | 14.22 mm | Head size |
| LO | 17.932 mm | Overall height |
| HH | 7.137 | Head thickness |
| THH | ±.001"(±0.025mm) | Tolerance head thickness |
| MV | 12.7 mm | Mounting surface to wheel vee |
| OD | 9.5199 mm | Wheel mounting diameter |
| TOD | +0/-0.001"(+0/-0.025mm) | Tolerance wheel mounting diameter |
| LB | 10.795 | Wheel mounting length |
| ID | 6.350 mm | Mounting hole diameter |
| TID | +0.002/-0.001"(+0.051/-0.025mm) | Tolerance Mounting hole diameter |
| m | 10.3 g | Weight |
| 1/4 | Recommended mounting fasteners (Screws/Bolts) |
| BWC | PBC | SCHATZ | QBC |
| B2SS B2 | MVB2 | BS2 | BASCOM–BC2 |