Ruger Standard, Ring, 30mm Medium(4), Matte Blue Finish, 4B30HM, Sold Individually 90321
Specifications:
| Type | Ring Single |
| Tube Diameter | 30mm |
| Height | Medium |
| Size | Accepts up to 42mm |
| Finish | Blued |
| Style | |
| Material | Alloy |
| Style Description | |
| One or Two Piece | 1 |
| Adaptor Type | |
| Mount Type | |
| Lock Type | |
