Sig Sauer SIG516 5.56 NATO Black AR-15 based Modern Sporting Rifle

A: Piston, One of the most tested and proven weapons systems in the world achieves ultimate refinement in the SIG516 rifle. With its Nitride treated, military grade barrel and adjustable, four-position gas regulator, the piston-driven SIG516 incorporates all of the most desirable mechanical improvements. Add to these a free-floating forend, and you have the most advanced, versatile AR-based rifle available. Hope this helps.

A: Yes, this includes a set of iron sights. I can't find anywhere what brand they are, not even on sig saur website but definitely come with adjustable flip up iron sights. Hope this helps.

A: Yes it does include irons, I also couldn't find specifics on what sights they are but read several reviews that say they are included and they are nice

A: John, Flip-up iron sights come with the rifle. ((Product Specifications)) : Action: Semi-Auto - Operating System: Short stroke pushrod Rotating Bolt - Caliber: 5.56mm NATO - Overall Length: 35.7 in - Trigger Type: MIL-SPEC - Trigger Weight: 7.6 lbs - Barrel Length: 16.0 in - Rifling: 1 in 7 in - Number of Grooves: 6 - Weight w/out Mag: 7.3 lbs - Mag Capacity: 30 Rounds - Mag Type: AR-15 Type Aluminum - Accessory Rail: Yes - Features: Advanced push-rod gas system & Flip-up adjustable iron sights.

A: yes it includes Flip-up iron sights come with the rifle ((Product Specifications)) : Action: Semi-Auto - Operating System: Short stroke pushrod Rotating Bolt - Caliber: 5.56mm NATO - Overall Length: 35.7 in - Trigger Type: MIL-SPEC - Trigger Weight: 7.6 lbs - Barrel Length: 16.0 in - Rifling: 1 in 7 in - Number of Grooves: 6 - Weight w/out Mag: 7.3 lbs - Mag Capacity: 30 Rounds - Mag Type: AR-15 Type Aluminum - Accessory Rail: Yes - Features: Advanced push-rod gas system & *****8Flip-up adjustable iron sights

A: It has a quad pic rail no mlok. Pics here https://www.atlantictactical.com/sig-sauer-516-16-patrol-rifle/

A: William, this is a full Quad Rail hand guard with Picatinny Rails at the 3 o'clock, 6 o'clock, 9 o'clock and top rail position. Cheers and stay safe!

A: William, pic rails. All models come standard with a free-floating, aluminum quad rail handguard with four M1913 Picatinny rails. Have a great day!

A: Freddy, no it is not pinned. The Patrol model has a 16" barrel threaded 1/2 x 28". Have a great day!

A: Freddy, no Sir, this model has a 16.1 inch Free-floating military grade chrome lined barrel, with a twist rate of 1 in 7 inches and threaded 1/2 x 28". Cheers and stay safe!

A: No, the barrel is not pinned. This just has a 16 inch 1:7 twist Barrel and threaded with 1/2×28 thread pitch with a a2 style flash hider. Hope this helps.