AR15.Com - Sig Rifles

OEM Sig 516 Quadrail Picatinny Handguard

9/6/2024 2:45:33 PM

The Sig 516 rifle comprises an upper and lower receiver made of 7075 aluminum. Is the hanguard fabricated with the same or 6061 alum...

What s the best option for a MCX Virtus trigger safety related

9/3/2024 10:13:26 PM

I haven�t entirely decided to go forward with this, but I�m curious about the possibilities. For a 9� 300BLK MCX Virtus, what would ...

Spear 308 Accuracy Report

9/1/2024 8:51:51 PM

Today I went out and shot the Spear 308 for accuracy.On a bipod with no rear bag. Optic: PA SLX 1-6 NovaSuppressor:&nb...

Tuning MCX

8/31/2024 1:51:38 PM

Hey guys, I have a mutt build of an MCX that is LVAW-ish. 6.75� 300BLK Virtus barrel, legacy receiver, F01 gas valve. Currently supp...

716i barrel

8/30/2024 10:38:25 PM

Is the 716i barrel CHF nitride or is it button cut? According to pictures, the civilian barrel looks identical to the Indian military&nbs...

Spear LT 300blk Upper

8/15/2024 10:05:01 PM

I am thinking of getting one of these uppers to slap on a SBR AR lower. Is it worth spending the money or should I j...

Question for 300BLK MCX Spear owners

8/12/2024 8:25:19 PM

Have you guys had an issues running 110 gr ammo in your barrels? Sig sticks to 1:5 twist for their barrels which is great ...

SIG 516 Muzzle Break question

8/10/2024 6:28:10 PM

I've a SIG 516 sitting in safe I've decided to make into a medium range nighttime coyote getter. I intend to replace the stock...

Spear LT pistol best brace

8/9/2024 11:08:17 PM

I don�t feel like making it an SBR right now, maybe in the future since this is a keeper for me. But I�d like to hear ...

Ape Defense Cheek Riser pics

7/20/2024 6:33:33 PM

This just came in and I'm thoroughly impressed with the design. It feels 3d printed, but it makes maximum use of space with minimum&...

6 position gas regulator for the Sig 550 551 and 556

7/16/2024 12:21:41 PM

Just received one yesterday for my 556P yesterday. Fit and finish are outstanding!I'll get to the range later today to try it out...

Project Hunter MCX

7/10/2024 10:40:13 AM

Hi all -- Was looking to find some more information about Sig's submission to the UK Project Hunter. What was the barrel length?&...

Sig mcx spear lt 11 5 meltdown video

7/8/2024 8:39:48 PM

Have to say I�m pretty impressed� looks like the value might have been the gas plug at 1020 rounds� so far they said it beat&nb...

Questions Re SIG 516 Lower Buffer Tube

7/5/2024 4:40:09 PM

When it was manufactured, did the Sig 516 lower come with a standard buffer tube? Or was the buffer tube modified in some way (...

Do I need a 5 56 rattler

6/29/2024 11:53:41 AM

Berelli sent an email they are having a sale for $1599 for the complete gun. It seems as If I could get a 300 bla...

Sig rattler LT 300 6 7 gas valve

6/28/2024 9:58:13 PM

Hey yall just picked up my rattler LT 6.7� .300bo.. had the tacops before and I remember the issue with the f03 gas plug� and&n...

PSA FYI Sig 522 Sight Sets on ebay

6/22/2024 11:34:19 AM

Link left cold - Its a few sets at a buy-it-now of $40.Front and Back. The Front looks identical to a 556 sight, the&n...

Length difference of Sig 552 versus Sig 556 hand guards

6/20/2024 10:58:11 PM

I'm working on a project (further down on a P522) and need to know the difference Sig 556 handguard and 552? or the difference ...

Sig P522 Pistol Project Questions

6/11/2024 11:29:43 AM

I picked up a Sig P522 and was curious if there is any knowledge in this group about any aftermarket off-brand parts (e.g. airsoft,&...

Can I make my MCX more quiet

6/10/2024 10:13:18 PM

I have a 9� 300BLK MCX Virtus with an Sig SRD762TI suppressor. I�ve tried a handful of different types of subsonic rounds through&n...

Rattler non LT Suppressor Handguard

6/10/2024 4:23:03 PM

Well, after years of wanting one, I finally jumped in to the Rattler/MCX universe. I would have got an LT, but found a deal&nb...

this thread sucks

5/30/2024 7:17:07 PM

i hate the internet

Anyone shoot 150gr Syntech in a suppressed MPX K reliably

5/26/2024 8:27:33 PM

If so, can you post your specs? Asking as I get failures to lock on empty.

nevermind

5/23/2024 11:12:54 PM

nevermind

Spear 308 piston rod question

5/21/2024 5:20:14 PM

I just got the big boy .308 spear and while looking it over it felt like the piston rod was pretty stiff. On my spear lt&n...

Sig Spear 7 62 pistol gen 3

5/20/2024 9:27:52 PM

Found this 13� pistol at a local shop for $2,500. Been waiting on a KAC SR-25 to pop up for a year and not looking like&nb...

Pe90 stock set colors

5/20/2024 1:15:49 AM

Does anyone know how many variations of green they made?I picked up an older PE90 with a green finish and a very dark green&...

Did sig just ream out the throats of their 55x barrels for the US market

5/16/2024 1:55:02 PM

I seriously think sig took nice hammer forged gas nitrided barrels and rammed a dull reamer in the throat to appease the US costumer...

When did sig AG go from 223 to 5 56 markings

5/15/2024 12:27:02 PM

I ask because I have one of each and the 5.56 doesn�t want to shoot very accurately. I put a bore scope in there and ...

If you own a Sig Rattler

5/14/2024 1:26:10 AM

...this is a must own accessory. And you won't change my mind.