556R Discussion | SIG Sauer 556 Arms Forum

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

2

37

18K

Firing pin and extractor? Who would want spares of these?

6

449

556R Do's and Don't want

6

1K

Is anyone running their 556R suppressed?

3

535

by Cbguns

556R lower on 556 upper

11

2K

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

2

38

19K

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

2

375

556xiR looking for gas regulator valve

0

365

556r Factory mag

11

982

by Zabe63

Sig 556r mags??

3

488

by Cbguns

Sig 556R Gen 1 vs. Gen 2

1

1K

by LKY13

Remove. Thank you

1

389

by Cbguns

New to me Sig 556R

7

1K

by Cbguns

WTB: grip

1

498

7.62 magazine compatibility

3

2K

Firing pin tension difference between 556R and standard 556?

7

2K

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

2

1K

In dire need lol, 556r firing pin

4

723

555xi metal hand guards

2

685

by Maneatinglizard

Looking for quad rail handguard for 556r

7

3K

by Aben

WTB - Extended charging handle

0

528

Going Back to Plastic

11

4K

WTB 556R lower

0

893

My Sig556R now cut for AK drums

17

6K

SIG556R Gen2 Steel Shooting

0

1K

Dust Cover Removed

9

5K

by Bosley

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

3

4K

by USMColdCorps

battle comp

3

2K

Sig 556R Terrible Accuracy

2

24

9K

by USMColdCorps

Troy Micro Buis Zero advice.

4

2K

sig 556R

5

2K

Mags for 556r

2

30

11K

Sig 556R Parts Availability

2

2K

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

2

5K

by USMColdCorps

In Need of Gas Valve

4

2K

by g19ftw

Source for 556R 2nd Gen parts

2

3K