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SIG Sauer 556 Rifle

If you are looking for SIG Sauer 556 Rifle, check out the products on this page. You might also like to browse through the categories listed on the left side of this page.

Need something for your AR-15 or AK-47? We have it! At Cheaper Than Dirt! We have the largest collection of accessories for your firearm. We have lights, lasers, scopes, grips, magazines, sights, and much more. You'll find everything you need. And, because we ship from several warehouses, we have the largest inventory at the lowest prices anywhere on the internet.

SIG Sauer 556R Rifle Magazine 7.62x39mm 30 Rounds
8-SIG-MAG556R30
$24.00
IN STOCK at Warehouses
2,4,8
SIG Sauer 556R Rifle Magazine 7.62x39mm 30 Rounds
2-MGSGMAG-556R-30
$24.00
IN STOCK at Warehouses
2,4,8
SIG Sauer 556R Rifle Magazine 7.62x39mm 30 Rounds
74366
$24.00
IN STOCK at Warehouses
2,4,8
Midwest Industries SIG Sauer 556 Folding Front Sight Black MI-556-FFS
2-MWMI556FFS
$79.95
IN STOCK at Warehouse
2
Troy BattleRail SIG 556 Rifle Length Rifle Rails Aluminum Black SRAI-SIG-ROBT-00
9-71942
$299.00
IN STOCK at Warehouse
9
Troy BattleRail SIG Sauer 556 Rifle Length, Flat Dark Earth
9-71943
$299.00
IN STOCK at Warehouse
9
SIG Sauer AR-15 .223 Rem/5.56 NATO 20 Rounds Polymer Construction Black MAG55620
8-SIG-MAG55620
$16.80
IN STOCK at Warehouses
4,8
SIG Sauer AR-15 .223 Rem/5.56 NATO 30 Rounds Polymer Construction Black MAG55630BLKP
8-SIG-MAG55630BLKPLY
$8.39
IN STOCK at Warehouse
8
SIG Sauer SIG516 Patrol Semi Automatic Rifle 5.56 NATO 16  Barrel 30 Rounds Magpul Moe Stock and Grip Cerakote Finish Flat Dark Earth 
R516G2-16B-P-FDE
8-SIG-R516G216BPFDE
IN STOCK at Warehouses
2,8
SIG Sauer AR-15 .223 Rem/5.56 NATO 20 Rounds Polymer Construction Black MAG55620
90554
$18.96
IN STOCK at Warehouses
4,8
Troy BattleRail SIG Sauer 556 Pistol Length Aluminum Black Finish SIG50BT00
9-71940
$279.00
IN STOCK at Warehouse
9
SIG Sauer SIG516 Patrol Semi Automatic Rifle 5.56 NATO 16  Barrel 30 Rounds Magpul Moe Stock and Grip Cerakote Finish Flat Dark Earth 
R516G2-16B-P-FDE
12-0136843
IN STOCK at Warehouse
12
Troy Industries SIG 556 Pistol/SBR Battle Rail Flat Dark Earth SRAI-SIG-50FT-00
9-71941
$279.00
IN STOCK at Warehouse
9
SIG Sauer SIG 556XI Semi Auto Rifle 5.56 NATO/.223 Rem 16  Barrel 30 Rounds Swiss Style Folding Stock Ambidextrous Controls Flip Up Front and Rear Sights Polymer Handguard Black R556XI-16B-C
8-SIG-R556XI16BC
IN STOCK at Warehouse
8
SIG Sauer 522 Combo Semi Auto Rifle .22 Long Rifle 16  Barrel and 20  Target Bull Barrel 25 Rounds Black Folding Stock R522-BBL-COMBO
8-SIG-R522BBLCOMBO
IN STOCK at Warehouse
8
SIG Sauer SIG 556XI Semi Auto Rifle 5.56 NATO/.223 Rem 16  Barrel 30 Rounds Swiss Style Folding Stock Ambidextrous Controls Flip Up Front and Rear Sights Polymer Handguard Black R556XI-16B-C
2-SGR556XI-16B-C
IN STOCK at Warehouse
2
SIG Sauer 552 Target Semi Auto Rifle .22 LR 20  Barrel 10 Rounds Folding/ Telescopic Stock with Variable Power Scope
2-SGR522-H20B-TGT
IN STOCK at Warehouses
2,4
SIG Sauer M400/516/556/AR-15 Magazine Set Aluminum Two Magazines With Magazine Connector Polymer Black MAGSET
8-SIG-MAGSETAL
$49.00
IN STOCK at Warehouses
4,8,9
SIG Sauer R93 Magazine .223Rem/5.56 NATO 5 Rounds Polymer Black MAGTAC22235
84196
$152.63
IN STOCK at Warehouse
4
SIG Sauer M400/516/556/AR-15 Magazine Set Aluminum Two Magazines With Magazine Connector Polymer Black MAGSET
74367
$49.00
IN STOCK at Warehouses
4,8,9
SIG Sauer M400/516/556/AR-15 Magazine Set Aluminum Two Magazines With Magazine Connector Polymer Black MAGSET
9-110020
$49.00
IN STOCK at Warehouses
4,8,9
SIG Sauer M400 Semi Auto Rifle 5.56 NATO 16  Barrel 10 Rounds Fixed Stock Black Finish RM400-16B-C-10-SC
8-SIG-RM40016BC10SC
IN STOCK at Warehouse
8
SIG Sauer P556 Semi Auto Pistol 5.56 NATO/.223 Rem 10  Barrel 30 Rounds Polymer Forend Folding Front Sight Stabilizing Brace P556-10B-S-PSB
2-SGP556-10B-S-PSB
IN STOCK at Warehouse
2
SIG Sauer R516 Carbon AR-15 Semi Auto Rifle 5.56NATO/.233 Rem 16  Barrel 30 Rounds Short Stroke Gas Piston Carbon Fiber Extended Fore End Black R516G216BFSC
8-SIG-R516G216BFSCF
IN STOCK at Warehouses
4,8
SIG Sauer SIG516 Patrol Semi Automatic Rifle 5.56 NATO 16  Barrel 30 Rounds Magpul Moe Stock and Grip Cerakote Finish Flat Dark Earth 
R516G2-16B-P-FDE
2-SGR516G2-16B-P-FDE
IN STOCK at Warehouses
2,8
SIG Sauer M400/516/556/AR-15 Magazine Set Aluminum Two Magazines With Magazine Connector Polymer Black MAGSET
12-1024150
$67.49
IN STOCK at Warehouse
12
SIG Sauer AR-15 SIG516 Patrol Semi Automatic Rifle 5.56 NATO 16  Barrel 30 Rounds Magpul MOE Grip and Stock Black Finish R516G2-16B-P
8-SIG-R516G216BP
IN STOCK at Warehouse
8
SIG Sauer 516 Semi Automatic Rifle .223 Rem/5.56 NATO 16  Barrel 30 Rounds Magpul Stock and Grip OD Green R516G2-16B-P-OD
8-SIG-R516G216BPODG
IN STOCK at Warehouses
2,4,8
SIG Sauer AR-15 SIG516 Patrol Semi Automatic Rifle 5.56 NATO 16  Barrel 30 Rounds Magpul MOE Grip and Stock Black Finish R516G2-16B-P
2-SGR516G2-16B-P
IN STOCK at Warehouses
2,3,6
SIG Sauer AR-15 SIG516 Patrol Semi Automatic Rifle 5.56 NATO 16  Barrel 30 Rounds Magpul MOE Grip and Stock Black Finish R516G2-16B-P
3-0136842
IN STOCK at Warehouses
2,3,6
SIG Sauer AR-15 SIG516 Patrol Semi Automatic Rifle 5.56 NATO 16  Barrel 30 Rounds Magpul MOE Grip and Stock Black Finish R516G2-16B-P
6-0136842
IN STOCK at Warehouses
2,3,6
SIG Sauer 516 Semi Automatic Rifle .223 Rem/5.56 NATO 16  Barrel 30 Rounds Magpul Stock and Grip OD Green R516G2-16B-P-OD
2-SGR516G2-16B-P-ODG
IN STOCK at Warehouses
2,4,8
SIG Sauer 516 Semi Automatic Rifle .223 Rem/5.56 NATO 16  Barrel 30 Rounds Magpul Stock and Grip OD Green R516G2-16B-P-OD
83730
IN STOCK at Warehouses
2,4,8
Sig Sauer 556 SWAT Semi Auto Pistol .223 Rem/5.56 NATO 10  Barrel 30 Rounds Quad Rail Black Finish P556-10B-SS-MR
2-SGP556-10B-SS-MR
IN STOCK at Warehouse
2
SIG Sauer SIG522 Classic Semi Automatic Rifle .22 LR 16.6  Barrel 25 Round Capacity Folding Stock Black R522-16B-C
8-SIG-R52216BC
IN STOCK at Warehouses
2,8
SIG Sauer 516 Magpul PMAG Magazine 20 Rounds 5.56 NATO/.223 Rem Black MAG51620BLK
8-SIG-MAG51620BLK
$19.95
IN STOCK at Warehouse
8
Sig Sauer 556 SWAT Semi Auto Pistol .223 Rem/5.56 NATO 10  Barrel 30 Rounds Quad Rail Black Finish P556-10B-SS-MR
8-SIG-P55610BSSMR
IN STOCK at Warehouse
8
SIG Sauer P556 Semi Automatic Pistol .223 Rem/5.56 NATO 10  Barrel 30 Round Capacity Polymer Grip Black Finish with Red Dot Sight P556-10B-S-MR
2-SGP556-10B-S-MR
IN STOCK at Warehouse
2
SIG Sauer SIG522 Classic Semi Automatic Rifle .22 LR 16.6  Barrel 25 Round Capacity Folding Stock Black R522-16B-C
2-SGR522-16B-C
IN STOCK at Warehouses
2,8
SIG Sauer AR-15 SIG516 Patrol Semi Auto Rifle 5.56 NATO 16  Barrel 10 Rounds Magpul MOE Grip and Stock OD Green Finish R516G216BPODGX
8-SIG-R516G216BPODGX
IN STOCK at Warehouse
8
SIG Sauer AR-15 SIG516 Patrol Semi Auto Rifle 5.56 NATO 16  Barrel 10 Rounds Magpul MOE Grip and Stock Black Finish R516G216BPX
8-SIG-R516G216BPX
IN STOCK at Warehouse
8
SIG Sauer 556 DMR Semi Automatic Rifle .223 Rem/5.56 NATO 18  Barrel 20 Round Capacity Polymer Grip Nitron-X Finish R556-H18B-DM
2-SGR556-H18B-DM
IN STOCK at Warehouse
2
SIG Sauer M400 Semi Auto Rifle 5.56 NATO 16  Barrel 10 Rounds Polymer Cerakote Black RM40016BCX
8-SIG-RM40016BCX
IN STOCK at Warehouse
8
SIG Sauer M400 Enhanced Semi Auto Rifle 5.56 NATO 16  Barrel 10 Rounds Polymer Magpul MOE Furniture Cerakote OD Green RM40016BECODGX
8-SIG-RM40016BECODGX
IN STOCK at Warehouse
8
SIG Sauer M400 AR-15 Semi Automatic Rifle 5.56 NATO 16  Barrel 30 Rounds Magpul MOE Collapsible Stock Flat Dark Earth/Black RM400-16B-ECP-FDE
8-SIG-RM40016BECPFDE
IN STOCK at Warehouse
8
SIG Sauer M400 Enhanced Semi Auto Rifle 5.56 NATO 16  Barrel 10 Rounds Polymer Magpul MOE Furniture Cerakote Black RM40016BECX
8-SIG-RM40016BECX
IN STOCK at Warehouse
8
SIG Sauer M400 SWAT Semi Auto Rifle .223 Rem/5.56 NATO 16  Barrel 10 Round Capacity Polymer Grip Matte Black Finish RM400-16B-S-SRP-10
8-SIG-RM40016BSSRP10
IN STOCK at Warehouse
8
SIG Sauer M400 Enhanced AR-15 Semi Auto Rifle 5.56 NATO 16  Barrel 30 Round Magazine Magpul Furniture OD Green RM400-16B-EC-ODG
8-SIG-RM40016BECODG
IN STOCK at Warehouses
11,2,3,4,8
SIG Sauer SIG556 SWAT Patrol Rifle 5.56 NATO 30 Rounds 16  Barrel Aluminum Quad Rail Handguard Folding Buttstock
2-SGR556-16B-PS-RD
IN STOCK at Warehouse
2
SIG Sauer M400 Enhanced AR-15 Semi Auto Rifle 5.56 NATO 16  Barrel 30 Round Magazine Magpul Furniture OD Green RM400-16B-EC-ODG
79460
IN STOCK at Warehouses
11,2,3,4,8
SIG Sauer M400 Enhanced AR-15 Semi Auto Rifle 5.56 NATO 16  Barrel 30 Round Magazine Magpul Furniture OD Green RM400-16B-EC-ODG
11-0136449
IN STOCK at Warehouses
11,2,3,4,8
SIG Sauer M400 Enhanced AR-15 Semi Auto Rifle 5.56 NATO 16  Barrel 30 Round Magazine Magpul Furniture OD Green RM400-16B-EC-ODG
3-0136449
IN STOCK at Warehouses
11,2,3,4,8
SIG Sauer M400 Enhanced AR-15 Semi Auto Rifle 5.56 NATO 16  Barrel 30 Round Magazine Magpul Furniture OD Green RM400-16B-EC-ODG
2-SGRM400-16B-EC-ODG
IN STOCK at Warehouses
11,2,3,4,8
SIG Sauer 516 Carbon TS Semi Auto Rifle .223 Rem/5.56 NATO 16  Barrel 30 Rounds Short Stroke Gas Piston Carbon Fiber Free Floating Forend Black R516G2-16B-TS-CF
8-SIG-R516G216BTSCF
IN STOCK at Warehouses
4,8
SIG Sauer M400 AR-15 Semi Auto Rifle .223 Rem/5.56 NATO 16  Barrel 30 Rounds Flat Top Picatinny Gas Block Optics Ready Black RM400-16B-C
8-SIG-RM40016BSSRP
IN STOCK at Warehouses
2,8
SIG Sauer M400 AR-15 Semi Auto Rifle .223 Rem/5.56 NATO 16  Barrel 1:7 Twist 30 Rounds Flat Top Black RM400-16B-C
8-SIG-RM40016BC
IN STOCK at Warehouses
10,11,12,2,3,4,6,8
SIG Sauer M400 SWAT Semi Automatic Rifle .223 Rem/5.56 NATO 16  Barrel 30 Round Capacity Polymer Grip Matte Black Finish RM400-16B-S
8-SIG-RM40016BS
IN STOCK at Warehouses
2,4,8
SIG Sauer M400 Enhanced AR-15 Semi Automatic Rifle 5.56 NATO 16  Barrel 30 Round Capacity Magpul MOE Grip and Stock Black RM400-16B-EC
8-SIG-RM40016BEC
IN STOCK at Warehouses
10,11,2,3,4,6,8
SIG Sauer Model PM400 SWAT Pistol Semi-Auto .223 Rem/5.56 NATO 11.5  Barrel 10 Round 1Mag Railed Handguard Alloy Black PM400-11B-S
2-SGPM400-11B-S
IN STOCK at Warehouse
2
SIG Sauer M400 SWAT Semi Automatic Rifle .223 Rem/5.56 NATO 16  Barrel 30 Round Capacity Polymer Grip Matte Black Finish RM400-16B-S
2-SGRM400-16B-S
IN STOCK at Warehouses
2,4,8
SIG Sauer M400 SWAT Semi Automatic Rifle .223 Rem/5.56 NATO 16  Barrel 30 Round Capacity Polymer Grip Matte Black Finish RM400-16B-S
79457
IN STOCK at Warehouses
2,4,8
SIG Sauer M400 AR-15 Semi Auto Rifle .223 Rem/5.56 NATO 16  Barrel 30 Rounds Flat Top Picatinny Gas Block Optics Ready Black RM400-16B-C
2-SGRM400-16B-S-SRP
IN STOCK at Warehouses
2,8
SIG Sauer M400 AR-15 Semi Auto Rifle .223 Rem/5.56 NATO 16  Barrel 1:7 Twist 30 Rounds Flat Top Black RM400-16B-C
3-0135559
IN STOCK at Warehouses
10,11,12,2,3,4,6,8
SIG Sauer M400 AR-15 Semi Auto Rifle .223 Rem/5.56 NATO 16  Barrel 1:7 Twist 30 Rounds Flat Top Black RM400-16B-C
2-SGRM400-16B-C
IN STOCK at Warehouses
10,11,12,2,3,4,6,8
SIG Sauer M400 AR-15 Semi Auto Rifle .223 Rem/5.56 NATO 16  Barrel 1:7 Twist 30 Rounds Flat Top Black RM400-16B-C
10-0135559
IN STOCK at Warehouses
10,11,12,2,3,4,6,8
SIG Sauer M400 AR-15 Semi Auto Rifle .223 Rem/5.56 NATO 16  Barrel 1:7 Twist 30 Rounds Flat Top Black RM400-16B-C
77441
IN STOCK at Warehouses
10,11,12,2,3,4,6,8
SIG Sauer M400 AR-15 Semi Auto Rifle .223 Rem/5.56 NATO 16  Barrel 1:7 Twist 30 Rounds Flat Top Black RM400-16B-C
6-0135559
IN STOCK at Warehouses
10,11,12,2,3,4,6,8
SIG Sauer M400 AR-15 Semi Auto Rifle .223 Rem/5.56 NATO 16  Barrel 1:7 Twist 30 Rounds Flat Top Black RM400-16B-C
11-0135559
IN STOCK at Warehouses
10,11,12,2,3,4,6,8
SIG Sauer M400 AR-15 Semi Auto Rifle .223 Rem/5.56 NATO 16  Barrel 1:7 Twist 30 Rounds Flat Top Black RM400-16B-C
12-0135559
IN STOCK at Warehouses
10,11,12,2,3,4,6,8
SIG Sauer SIG556 Semi Auto Rifle .223 Rem/5.56 NATO 16  Barrel 30 Rounds Adjustable Sights Polymer Handguard Black Folding Stock Black Finish R556-16B-P-RD
2-SGR556-16B-P-RD
IN STOCK at Warehouse
2
SIG Sauer M400 Enhanced AR-15 Semi Automatic Rifle 5.56 NATO 16  Barrel 30 Round Capacity Magpul MOE Grip and Stock Black RM400-16B-EC
11-0136451
IN STOCK at Warehouses
10,11,2,3,4,6,8
SIG Sauer M400 Enhanced AR-15 Semi Automatic Rifle 5.56 NATO 16  Barrel 30 Round Capacity Magpul MOE Grip and Stock Black RM400-16B-EC
6-0136451
IN STOCK at Warehouses
10,11,2,3,4,6,8
SIG Sauer M400 Enhanced AR-15 Semi Automatic Rifle 5.56 NATO 16  Barrel 30 Round Capacity Magpul MOE Grip and Stock Black RM400-16B-EC
3-0136451
IN STOCK at Warehouses
10,11,2,3,4,6,8
SIG Sauer M400 Enhanced AR-15 Semi Automatic Rifle 5.56 NATO 16  Barrel 30 Round Capacity Magpul MOE Grip and Stock Black RM400-16B-EC
79459
IN STOCK at Warehouses
10,11,2,3,4,6,8
SIG Sauer M400 Enhanced AR-15 Semi Automatic Rifle 5.56 NATO 16  Barrel 30 Round Capacity Magpul MOE Grip and Stock Black RM400-16B-EC
10-0136451
IN STOCK at Warehouses
10,11,2,3,4,6,8
SIG Sauer M400 Enhanced AR-15 Semi Automatic Rifle 5.56 NATO 16  Barrel 30 Round Capacity Magpul MOE Grip and Stock Black RM400-16B-EC
2-SGRM400-16B-EC
IN STOCK at Warehouses
10,11,2,3,4,6,8
SIG Sauer M400 Hunter Semi Automatic Rifle 5.56 NATO 20  Barrel 10 Round Capacity Magpul MOE Grip Black Finish RM400-H20B-BLK
8-SIG-RM400H20BBLK
IN STOCK at Warehouse
8
Houge Rifle Grip Sig 556 Overmolded Rubber Black 55030
8-HOG-55030
$13.60
IN STOCK at Warehouses
4,8
Houge Rifle Grip Sig 556 Overmolded Rubber Black 55030
82511
$15.15
IN STOCK at Warehouses
4,8
 
 
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