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IA Iron River Armory

Smith & Wesson M&P15 Sport III 5.56 16in CTS-106 10rd

SKUTSW|174169 Conditionnew CategoryAR Rifles
$758.45
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About this product

The Smith & Wesson M&P15 Sport III is a modern sporting rifle chambered in .223 Rem / 5.56 NATO designed for range use, sport shooting, and general-purpose training. This kit configuration includes a Crimson Trace CTS-106 4.0 MOA red dot optic installed on the full-length Picatinny rail and ships with a 10-round compliant magazine. The platform features a free-floating M-LOK handguard and a mid-length gas system intended to deliver reduced felt recoil and improved accessory mounting options.

Key Specifications

  • Chambering is .223 Rem / 5.56 NATO as listed in manufacturer attributes.
  • The barrel measures 16 inches and is described as steel with an Armornite finish.
  • The standard magazine configuration provides a capacity of 10 rounds (compliant model).
  • The action is listed as semi-automatic.
  • The barrel incorporates a 1:8 twist with 5R rifling.
  • The handguard is a 15-inch free-floating M-LOK design for accessory mounting.
  • This bundle includes a CTS-106 4.0 MOA Crimson Trace red dot optic installed on the rail.
  • Rifle weight is listed as 6.5 lbs.
  • The receiver is specified as 7075-T6 aluminum.
  • The barrel is described as 4140 steel with an Armornite finish.

The M&P15 Sport III bundle presents a straightforward, adaptable modern sporting rifle platform with integrated optics and compliant magazine capacity for jurisdictions requiring restricted-capacity configurations. Its free-floating M-LOK rail and mid-length gas system support practical customization for the range or competitive environments, while the CTS-106 red dot provides a simple, fast sighting solution out of the box.

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Specs at a glance

Smith & Wesson M&P15 Sport … SPECS AT A GLANCE 6.5 lbs WEIGHT 16 inches SIZE
Editorial diagram — measurements verified during testing.
Sources & methodology. Editorial review and rating by Travis Caldwell based on hands-on testing notes and published vendor specifications. Pricing verified at time of publication.
$758.45