Verify Screw hole spacing; see table below. Some BLRs use the BAR Mount.
| Action / MOA | Rear Height1 | Hole2 1 ↔ 2 | Hole 2 ↔ 3 | Hole 3 ↔ 4 | Front Height3 | Overall Length | Weight |
| Standard | .385″ | .500″ | 2.812″ | .500″ | .385″ | 5.7″ | 1.8oz. |
1 The Rear height is measured at hole 1; from the top of the action to the top of the rail.
2 Hole 1 is closest to the shooter and hole 4 is closest to the muzzle. Hole spacing measured center to center.
3 The Front Height is measured at hole 4; from the top of the action to the top of the rail.