SIG516 G3 5.56MM BLK 16" 30+1 R516G3-556N-16B Manufacturer Model Number: R516G3-556N-16B Manufacturer: SIG SAUER Model: SIG516 G3 Mohawk Caliber: 223 Rem | 5.56 NATO Type: Rifle Item Type: Firearm Firearm / Accessory Action: Semi-Auto Firearm / Accessory Capacity: 30 + 1 Finish: Black Anodized Sights: Optics Ready Stock Frame Grips: Collapsible / Folding Stock Telescoping Stock Magazine Quantity and Description: 1 30 rd. Polymer Mag Overall Length: 36" Weight: 8 lbs. Shipping Weight: 10.55 Feature: Free-Floating M-LOK Handguard Feature: Matchlite DUO Curved Trigger Feature: Sig Flash Hider Compensator Optic Adjustable Objective: false Optic Reticle Illuminated: false