Smith & Wesson M&P 15, Sport III, Compliant Version, Semi-automatic Rifle, AR, 223 Remington/556NATO, 16" Heavy Barrel, Matte Finish, Black, Fixed Stock, 15" Free-floating M-LOK Handguard, 10 Rounds, 1 Magazine 13953 • Action: Semi-Automatic • Capacity: 10+1 • Finish: Hard Coat Black Anodized • Sights: No Sights • Barrel length: 16 • Overall length: 34 • 1/2-28 5R Rifling/ Dust Cover/ Forward AssistFree-Floating 15" M-LOK Rail Mid-Length Gas System Intergal Trigger Guard • Action: Semi-Auto • Capacity: 10 + 1 • Finish: Hard Coat Black Anodized • Sights: No Sights • Barrel length: 16" • Overall length: 34" • 15in Free-Float MLOK Rail/ Ambi Bolt Release