---
title: "Smith & Wesson M&P15 Sport III 5.56 NATO Rifle"
description: "California-compliant semi-auto rifle with a 16\" 4140 steel barrel, 15\" free-float M-LOK handguard, adjustable stock, and 10rd magazine."
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SMT-13955

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For illustration purposes only, this image may not be an exact representation of the product.

# Smith & Wesson M&P15 Sport III 5.56 NATO 16" 10rd - Black

The Smith & Wesson M&P15 Sport III is a new, California-compliant, semi-automatic rifle chambered in 5.56 NATO/.223 Rem. It features a 16" Armornite-finished 4140 steel barrel, 15" free-float M-LOK handguard, Picatinny-style top rail, adjustable stock, and Juggernaut Tactical magazine lock system with a quick-release rear takedown pin.

$781.96

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Item #

278150

Style

SMT-13955

UPC

022188896763

Condition

New

Manufacturer

[Smith & Wesson](https://www.kygunco.com/brand/smith-wesson)

Model

M&P15 Sport III

Round Capacity

10

Caliber

5.56 NATO

Action

Semi-Auto

Barrel Length

16 in

This model makes use of the Juggernaut Tactical® magazine lock system with quick release rear takedown pin/opening pin. Built to perform under various conditions, the M&P SPORT III rifle is as versatile as it is reliable. Engineered for a wide variety of recreation, sport shooting, and professional applications. The new SPORT III offers more options to accessorize than the previous generations. Lightweight and rugged, the SPORT III embodies the best combination of function and form. Get unmatched value with the new M&P SPORT III.  
Model M&P®15 SPORT III CA Compliant  
Caliber 5.56 NATO/223 REM  
Rifle Weight 6.5 lbs. (2948.4 g)  
Handguard Free-floating 15" M-LOK®  
Grip Polymer  
Top Rail Picatinny-style full-length  
Width 2.5" (6.4 cm)  
Barrel 16" (40.6 cm) w/A2 Compensator  
Overall Height 8" (20.3 cm)  
Receiver(s) 7075-T6 Aluminum  
Barrel Material 4140 Steel w/Armornite® finish  
Overall Length 35" (89 cm) Extended, 32" (81 cm) Collapsed  
Action Gas operated, Semi-auto  
Other Bolt forward assist & dust cover  
Stock 6-position Adjustable  
Charging Handle Std. M&P15  
Rifling 1:8" Twist 5R rifling

Shop with KYGUNCO for the best selection, competitive pricing, and exceptional customer service. Experience the difference that comes with buying from a trusted outdoor retailer with over 20 years of experience in the industry

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WARNING: This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to [www.p65warnings.ca.gov](https://www.p65warnings.ca.gov).

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