MA-15 5" Micro ARP Pistol – Classic Series

Micro ARP Pistol: Specs & Features

The Moriarti Arms MA-15 5″ Micro ARP Classic Series is a compact, semi-automatic AR-platform pistol featuring a minimalist configuration, a 5-inch barrel, and a 4-inch free-float M-LOK handguard.

The Classic Series features forged aluminum receivers, a black anodized finish, an A2-style pistol grip, and a foam-covered pistol buffer tube. Its compact profile and traditional styling distinguish it from other configurations in the MA-15 lineup.

Available in 5.56 NATO, .300 AAC Blackout, and 7.62×39, the MA-15 Micro ARP maintains the same core configuration across all three chamberings. Barrel muzzle threads vary by caliber.

Key Features

• 5″ barrel with 4150 CMV construction

• Choice of 5.56 NATO, .300 AAC Blackout, or 7.62×39

• Forged aluminum upper and lower receivers

• 4″ slim free-float M-LOK handguard

• Nitride-finished M16-profile bolt carrier group

• Micro-length gas system

• A2-style pistol grip

• Foam-covered pistol buffer tube

• A2-style muzzle device

• Black anodized receiver finish

• Magazine included

Specifications

Muzzle Thread Specifications

Package Includes

• MA-15 5″ Micro ARP Classic pistol in selected caliber

• One compatible magazine

Frequently Asked Questions

What is the MA-15 Micro ARP Classic?

The MA-15 Micro ARP Classic is a compact AR-platform pistol manufactured by Moriarti Arms, featuring a 5-inch barrel, forged receivers, and a minimalist pistol configuration.

What calibers are available?

The MA-15 Micro ARP Classic is offered in 5.56 NATO, .300 AAC Blackout, and 7.62×39. The desired chambering is selected from the product's caliber options.

Does the muzzle thread differ by caliber?

Yes. The 5.56 NATO version uses 1/2×28 muzzle threads. The .300 AAC Blackout and 7.62×39 versions use 5/8×24 muzzle threads.

Does the MA-15 Micro ARP include a magazine?

Yes. One compatible magazine is included. Capacity may vary according to the selected caliber and applicable restrictions.

What is the difference between the Classic Series and other MA-15 configurations?

The Classic Series is identified by its minimalist appearance, foam-covered pistol buffer tube, A2-style pistol grip, and compact M-LOK handguard.

Product Image Notice

Images may not be the exact representation of the product.

FFL Transfer Notice

This firearm must be transferred through a licensed Federal Firearms Licensee (FFL), in accordance with applicable federal, state, and local laws. Availability and transfer eligibility depend on the purchaser's jurisdiction.

FAQ

Does it ship to an FFL?

Yes. This is a complete firearm, so it ships to your local FFL dealer for transfer. The buyer must meet all federal, state and local requirements.

Which calibers are available?

Choose the caliber on this page; every option runs on the AR-15 platform with the matching bolt and magazines.

What does "SBR ready" mean?

The rear setup accepts a stock, but adding a shoulder stock to a pistol with this barrel length changes its federal classification. Do it only in compliance with NFA and state rules.

Related: all Micro ARP pistols · all Micro ARP pistols and uppers