556R Discussion | SIG Sauer 556 Arms Forum

Sticky SIG 556R stress test:1,260 rounds; Range and Steel Ammo

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37

17K

556R Do's and Don't want

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734

Who still owns a SIG556R? Let's see them!

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38

19K

Is anyone running their 556R suppressed?

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296

Xtech Tactical Gen1 & Gen 2 Mags for SIG 556R Gen2

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252

556xiR looking for gas regulator valve

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247

556r Factory mag

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728

by Zabe63

556R lower on 556 upper

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1K

by LKY13

Sig 556r mags??

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351

by Cbguns

Sig 556R Gen 1 vs. Gen 2

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966

by LKY13

Remove. Thank you

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308

by Cbguns

New to me Sig 556R

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941

by Cbguns

1

392

7.62 magazine compatibility

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2K

Firing pin tension difference between 556R and standard 556?

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1K

Picked up 556R on Gunbroker and could use help identifying these parts

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980

In dire need lol, 556r firing pin

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617

555xi metal hand guards

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572

by Maneatinglizard

Looking for quad rail handguard for 556r

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2K

by Aben

WTB - Extended charging handle

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438

Going Back to Plastic

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4K

0

808

My Sig556R now cut for AK drums

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6K

SIG556R Gen2 Steel Shooting

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1K

Dust Cover Removed

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5K

by Bosley

SIG 556R parts, anyone thought of selling their Gen 1's & newer?

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4K

by USMColdCorps

3

2K

Sig 556R Terrible Accuracy

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24

9K

by USMColdCorps

Troy Micro Buis Zero advice.

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2K

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2K

2

30

11K

Sig 556R Parts Availability

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2K

556R 28E serial numbers.......

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5K

by USMColdCorps

In Need of Gas Valve

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2K

by g19ftw

Source for 556R 2nd Gen parts

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3K

Ejection issues

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3K