556R Discussion | SIG Sauer 556 Arms Forum

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

2

37

16K

556R lower on 556 upper

7

278

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

2

37

16K

Sig 556R Gen 1 vs. Gen 2

1

210

by LKY13

Remove. Thank you

1

170

by Cbguns

New to me Sig 556R

7

332

by Cbguns

1

144

7.62 magazine compatibility

3

2K

Firing pin tension difference between 556R and standard 556?

7

655

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

2

570

In dire need lol, 556r firing pin

4

304

555xi metal hand guards

2

290

by Maneatinglizard

Looking for quad rail handguard for 556r

7

897

by Aben

WTB - Extended charging handle

0

232

Going Back to Plastic

11

3K

0

648

My Sig556R now cut for AK drums

17

5K

SIG556R Gen2 Steel Shooting

0

970

Dust Cover Removed

9

3K

by Bosley

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

3

3K

by USMColdCorps

3

2K

Sig 556R Terrible Accuracy

2

24

7K

by USMColdCorps

Troy Micro Buis Zero advice.

4

1K

5

2K

2

30

9K

Sig 556R Parts Availability

2

1K

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

2

4K

by USMColdCorps

In Need of Gas Valve

4

2K

by g19ftw

Source for 556R 2nd Gen parts

2

2K

Ejection issues

6

3K

Should I trade my Sig 516 Gen 2 Pistol for a Sig 556 Xi Russian Carbine?

10

2K

by Iamscotticus

Is the 556 Russian considered an AK?

13

3K

2

2K

3

2K

New 556xi SWAT in 7.62x39

18

3K

Broken firing pin- anyone else?

15

4K