Rings, Mounts & BasesAmerican Rifle CompanySold by Brownells

American Rifle Company

M-Brace Scope Mounts - 30mm 1.50'''' 20 Moa Scope Mount Black

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

30mm Scope

Mount in black finish

1.50-inch Height

20 MOA cant

M-brace Scope

Mounting System from American Rifle

Uses Serrated

Interface block for rail attachment

Scope Clamp

Torque specification: 6.2 Nm (55

$279.00
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SKU: 100050410

Overview

Built for mounting a 30mm scope on a Picatinny rail, this scope mount system is aimed at riflemen who want a purpose-driven setup rather than a generic accessory. It carries a 20 MOA cant, making it suited to optics setups where additional elevation adjustment is part of the plan. The design is presented as an evolution of ARC’s M10 Scope Rings, and the included note about bolt-handle clearance on some 90-degree actions is worth checking during installation. Torque on the scope clamp is specified at 6.2 Nm (55 in-lbs), so careful setup is important.

Why Hunters Choose the American Rifle Company

30mm Scope

Mount size fits compatible 30mm

20 Moa

Cant supports long-range elevation setup

Black Finish

Low-profile, subdued appearance

Torque Specification

Is clearly provided for scope

Designed American

Rifle Company for the M-BRACE

Key Features

  • 30mm scope mount in black finish
  • 1.50-inch height with 20 MOA cant
  • M-BRACE Scope Mounting System from American Rifle Company
  • Uses a serrated interface block for rail attachment
  • Scope clamp torque specification: 6.2 Nm (55 in-lbs)
  • May require forward rail placement on some 90-degree bolt actions

Best Used For

  • Hunters mounting a 30mm scope on a rifle with a Picatinny rail
  • Shooters needing a 20 MOA mount for longer-range optic setup
  • Riflemen who want a fixed-height 1.50-inch scope mounting solution
  • Users comfortable checking bolt-handle clearance on 90-degree bolt actions

Specifications

Cant20 MOA
ColorBlack
Compatibility NoteWhen attached to the far aft recoil slot in the picatinny rail on an action with 90 degree bolt rotation, the 32mm height M-BRACE serrated interface block may interfere with the bolt handle when opened. This issue can usually be avoided by moving the mount forward 1 slot in the picatinny rail.
Country Of OriginAmerican Rifle Company
Height1.50 in
Mount Tube Diameter30mm
Torque Spec6.2 Nm (55 in-lbs) on scope clamp

Pros

  • 30mm scope mount size fits compatible 30mm optics.
  • 20 MOA cant supports long-range elevation setup.
  • Black finish offers a low-profile, subdued appearance.
  • Torque specification is clearly provided for scope clamp installation.
  • Designed by American Rifle Company for the M-BRACE mounting system.

Considerations & Trade-offs

  • The 1.50" height and 20 MOA cant make this a specialized setup, so it may not suit rifles that need a lower or non-canted mount configuration.
  • The product note calls out a potential bolt-handle interference issue on some actions with 90 degree bolt rotation when mounted in the far aft recoil slot; placement may need adjustment.
  • Scope clamp torque is specified at 6.2 Nm (55 in-lbs), so installation should be done carefully to stay within the stated spec.
  • As a dedicated mounting system from American Rifle Company, it is more purpose-built than a general-purpose ring set, which may be more than some hunters need for simpler optics setups.

Suggested Comparisons

  • Scope rings and mounts
  • Picatinny rail accessories
  • Precision rifle optics mounting systems

Suggested Accessories

  • Picatinny rail section
  • Scope level
  • Torque wrench
  • Lens cleaning kit

Frequently Asked Questions

What tube size does this M-BRACE scope mount fit?

The product title specifies a 30mm scope mount.

What cant is built into this mount?

The title lists this as a 20 MOA scope mount.

What color is the mount?

The product title identifies it as black.

Is there any bolt-handle clearance note I should know before mounting it?

Yes. The source notes that on an action with 90 degree bolt rotation, the 32mm height M-BRACE serrated interface block may interfere with the bolt handle when opened if mounted in the far aft recoil slot. Moving the mount forward one slot in the Picatinny rail can usually avoid that issue.

What torque spec is provided for the scope clamp?

The listed torque spec is 6.2 Nm, or 55 in-lbs, on the scope clamp.