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Magpul Industries BSL
California Proposition 65 Warning

This product can expose you to chemicals including lead, known to cause cancer and birth defects. For more info visit P65Warnings.ca.gov.

Magpul Industries

BSL

$59.95
$56.95
Sale Price
Available California compliant

Magpul Industries BSL, Arm Brace, Fits AR15 with Milspec Carbine Receiver Extensions, Black MAG1143-BLK

Key Details
Brand Magpul Industries
Manufacturer Part Number MAG1143-BLK
UPC 840815128861
SKU MPIMAG1143BLK
Current Stock 398 available
Quantity Updated Apr 27, 2026 1:25 AM
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Purchase Requirements
  • Final availability is confirmed at checkout.
In-Store Pickup Required: All firearm purchases must be picked up at our Beverly Hills location after background check completion.
Product Description

The Magpul BSL is an AR arm brace designed to improve the single-handed employment of large-format pistols. The BSL utilizes Magpul design and engineering to offer a stabilizing accessory with a robust feature set and trusted Magpul quality. With classic Magpul aesthetics, the BSL is compatible with Mil-Spec carbine receiver extensions and employs a simplified, durable, and easy to use adjustment mechanism. An integrated QD cup and two M-LOK compatible slots provide ambidextrous sling mounting options and enable stabilizing sling tension to be applied, drastically increasing single-handed control of the firearm. With a straight-forward design and Magpul innovation, the BSL is a simple solution to improving your AR pistol.

Features
  • Fits AR-15 Milspec Carbine Receiver Extensions
  • Designed and Intended for Use as a Stabilizing Accessory for One-Handed Firing
  • Toolless, Single-Handed Adjustment
  • Ambidextrous Rear QD Cup
Specifications
UPC: 840815128861
Manufacturer: Magpul Industries
Manufacturer Part #: MAG1143-BLK
Model: BSL
Type: Stabilizing Brace