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556 Lounge

Open discussion for SIG 556 enthusiasts
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556 Discussions

Sig Sauer 556 specific discussion
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556R Discussion

Forum to discuss the 7.62x39 chambered variant.
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Talk about technical issues, maintenance and troubleshooting
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The Machine Shop

Sub-Forum to post your do-it-yourself modifications, custom conversions or other custom firearm work.
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Assault Rifles, Battle Rifles, and Shotguns

Spot to talk of other shoulder fired weapons.
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Equipment

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Discussion of major components and parts
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Optics, Mounts, and Sights

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Discuss equipment not covered anywhere else
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Ammunition, Magazines, & Reloading

Everything related to factory available ammunition and reloading the .223 / 5.56 round.
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Sig Sauer USA 55x After Market Development Sig 556/55x forum for all after-market accessories and parts.

New Products

556 products available now for purchase.
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End-User Input

What would you like to see produced for the 556?
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Research and Development/Test and Evaluation

556 parts and accessories in the early stages of production. All Patents pending or already in affect. Testing or evaluating 556 specific products? Post them here.
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Prototype Ideas in Development

This forum section is Private use for our manufacturer members only to post information about products in prototype stage that may or may not be produced. Pre-Patent designs.
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This is a forum for group-buys, or for organizing group buys.
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Feedback Forum

Leave your feedback for dealings you have had with other forum members and or Sig 55x specific Dealers and After-Market Developers here.
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Camera Land

Camera Land - 866-9optics
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ShootingSight.com
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Latest Posts See all new posts
  1. Technical Discussions & Troubleshooting
    Thinking about changing the stock for Magpull or Related stock. What size is the buffer tube? Commercial or Military Spec?
  2. Introduce Yourself
    bought my 556 new in 2008, I have the fish gill with ar style telescoping stock, never cared for the rattle trap stock but as im reading looks like im stuck with it unless I find a new lower? of all the rifles ive owned/shot in my 50+ years shooting, the sig is the one that stays on the keeper...
  3. Technical Discussions & Troubleshooting
    Took my new Sig 556 Patrol to the range on Sunday and put about 120 rounds through it. It’s all “zeroed” and worked like a charm. I did not experience any malfunctions. Last night I cleaned it and found some sheering marks on top rear of the bolt carrier group. Upon further inspection I saw a...
  4. Athlon Flash Sale We are running an Athlon Flash Sale through May 31st. You need to check this sale out. If you've been thinking or wanting an Athlon now is the time to pull the trigger. Great prices and of course great service. Any questions please give us a call, 516-217-1000. Get an early...
  5. Looking for a Swiss or fishgill handguard for my Sig 556!! My original one is cracked and having a hard time finding a replacement or upgrade. Thanks!
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