Sig Sauer AR-15 Parts & Accessories
SIG Sauer is the New Hampshire gun maker behind the Army's M17 pistol and the MCX rifle, with Swiss roots going back to 1853. AR builders mostly see them for Romeo red dots, Tango and Sierra scopes, and ammo.
Sig Sauer was established in 1985.
Market positioning: Duty / Professional.
Sig Sauer has 1351 products available on GunPartPicker, ranging from $7.99 to $3999.99.
Sig Sauer Product Categories
- Optic: 254 products
- Rifle Scope: 153 products
- Optic Mount: 82 products
- 9mm: 69 products
- Magazine: 58 products
- Suppressor: 50 products
- Complete Rifle: 47 products
- Glock Magazine: 46 products
- .40 S&W: 45 products
- Barrel: 34 products
- Magnifier: 32 products
- .300 Blackout: 32 products
- Ammunition: 31 products
- .30-06 Springfield: 31 products
- .45 ACP: 30 products
- .308 Win: 30 products
- Muzzle Device: 30 products
- 6.5 Creedmoor: 23 products
- .270 Win: 20 products
- .300 Win Mag: 19 products
- .243 Win: 18 products
- .380 ACP: 15 products
- 10mm Auto: 15 products
- .223 Rem: 12 products
- Light: 11 products
- 7mm Rem Mag: 11 products
- Buffer Spring: 11 products
- Night Vision & Thermal: 11 products
- Handguard: 10 products
- Iron Sights: 10 products
- .357 SIG: 9 products
- 5.56 NATO: 9 products
- Magazine Release: 8 products
- Glock Optic Plate: 8 products
- Trigger: 7 products
- Upper Receiver: 7 products
- Laser: 6 products
- Foregrip: 6 products
- 6mm Creedmoor: 6 products
- .38 Special: 5 products
- Stock & Brace: 5 products
- .22-250 Rem: 4 products
- Glock Holster: 4 products
- Charging Handle: 4 products
- Gas Block: 2 products
- .38 Super: 2 products
- Rear Sight: 2 products
- Dust Cover: 2 products
- .357 Magnum: 2 products
- Stock Adapter: 2 products
- Sling: 1 product
- Bipod: 1 product
- Safety: 1 product
- Gas Tube: 1 product
- Bolt Catch: 1 product
- .44 Magnum: 1 product
- Pistol Grip: 1 product
- Front Sight: 1 product
- Bipod Mount: 1 product
- Forward Assist: 1 product
- Bolt Carrier Group: 1 product
Stock status: 693 in stock, 658 out of stock.
1-16 of 254 results
1-16 of 254 results
Sig Sauer
Sig Sauer Romeo 5 Gen II Red Dot, Black - SOR5101
Optic Type: Red Dot
Dot Size: 2 MOA
Reticle Color: Red
Color: Black
Optic Type
Red Dot
Dot Size
2 MOA
Reticle Color
Red
Color
Black
$100$100
In Stock$100$100
In Stock
Sig Sauer
Sig Sauer Romeo 5XDR Gen II Red Dot Dot w/ Juliet 5 Micro Magnifier - SORJ5X201
5.0 (4 reviews)
Optic Type: Red Dot
Dot Size: 2 MOA
Reticle Color: Red
Color: Black
Optic Type
Red Dot
Dot Size
2 MOA
Reticle Color
Red
Color
Black
$270$270
In Stock$270$270
In Stock
Sig Sauer
SIG Sauer ROMEO7 Red Dot 1x30mm 2 MOA - SOR71001
Optic Type: Red Dot
Dot Size: 50 MOA
Reticle Color: Red
Optic Type
Red Dot
Dot Size
50 MOA
Reticle Color
Red
$200$200
In Stock$200$200
In Stock
Sig Sauer
Sig Romeo 2 3 MOA Red Dot Sight, Black - SOR21300
Optic Type: Reflex
Dot Size: 3 MOA
Reticle Color: Red
Color: Black
Optic Type
Reflex
Dot Size
3 MOA
Reticle Color
Red
Color
Black
$616$616
In Stock$616$616
In Stock
Sig Sauer
Sig Sauer Romeo 5 Gen II Green Dot - SOR5102
Optic Type: Reflex
Dot Size: 2 MOA
Reticle Color: Green
Color: Black
Optic Type
Reflex
Dot Size
2 MOA
Reticle Color
Green
Color
Black
$104$104
In Stock$104$104
In Stock
Sig Sauer
Sig Sauer Romeo-X Pro Electro-Optics 2MOA Red Dot Sight, Black - SORX1000
Optic Type: Red Dot
Dot Size: 3 MOA
Reticle Color: Red
Color: Black
Optic Type
Red Dot
Dot Size
3 MOA
Reticle Color
Red
Color
Black
$450$450
In Stock$450$450
In Stock
Sig Sauer
SIG Sauer ROMEO8T Red Dot Sight - Flat Dark Earth
Optic Type: Red Dot
Dot Size: 1 MOA
Reticle Color: Red
Color: FDE
Battery Type: CR123A
Optic Type
Red Dot
Dot Size
1 MOA
Reticle Color
Red
Color
FDE
Battery Type
CR123A
$559$559
In Stock$559$559
In Stock
Sig Sauer
SIG Sauer ROMEO1 PRO Red Dot 1x30mm 6 MOA, FDE - SOR1P103
Optic Type: Red Dot
Dot Size: 6 MOA
Reticle Color: Red
Color: FDE
Optic Type
Red Dot
Dot Size
6 MOA
Reticle Color
Red
Color
FDE
$180$180
In Stock$180$180
In Stock
Sig Sauer
Sig Sauer Romeo MSR Gen II w/ JULIET3 Micro Combo Kit, Black - SORJMSR101
5.0 (1 review)
Dot Size: 2 MOA
Reticle Color: Red
Color: Black
Dot Size
2 MOA
Reticle Color
Red
Color
Black
$231$231
In Stock$231$231
In Stock
Sig Sauer
Sig Sauer Romeo5 1x20mm Red Dot Sight, Black - R52001
4.0 (1 review)
Optic Type: Red Dot
Dot Size: 2 MOA
Reticle Color: Red
Color: Black
Optic Type
Red Dot
Dot Size
2 MOA
Reticle Color
Red
Color
Black
$105$105
In Stock$105$105
In Stock
Sig Sauer
Sig Sauer Romeo MSR Green Dot Gen II Optic - SORMSR102
Optic Type: Reflex
Reticle Color: Green
Color: Black
Optic Type
Reflex
Reticle Color
Green
Color
Black
$95$95
In Stock$95$95
In Stock
Sig Sauer
Sig Sauer Romeo4T Red Dot Sight - R43031
Optic Type: Red Dot
Dot Size: 2 MOA
Reticle Color: Red
Color: Black
Optic Type
Red Dot
Dot Size
2 MOA
Reticle Color
Red
Color
Black
$466$466
In Stock$466$466
In Stock
Sig Sauer
Sig Sauer Electro-Optics ROMEO8T 1x38mm Red Dot Sight, 2 MOA Center Red Dot and 65 MOA Circle, Black - SOR81002
Optic Type: Red Dot
Dot Size: 2 MOA
Reticle Color: Red
Color: Black
Optic Type
Red Dot
Dot Size
2 MOA
Reticle Color
Red
Color
Black
$500$500
In Stock$500$500
In Stock
Sig Sauer
Sig Sauer Romeo5 Gen II & Juliet 3 Micro Magnifier Combo, Black - SORJ5101
Optic Type: Reflex
Reticle Color: Red
Color: Black
Optic Type
Reflex
Reticle Color
Red
Color
Black
$250$250
In Stock$250$250
In Stock
Sig Sauer
Sig Sauer Romeo4S 1x20 2 MOA Solar Red Dot Optic - SOR43021
Optic Type: Red Dot
Dot Size: 2 MOA
Reticle Color: Red
Color: Gray
Optic Type
Red Dot
Dot Size
2 MOA
Reticle Color
Red
Color
Gray
$317$317
In Stock$317$317
In Stock
Sig Sauer
SIG Sauer ROMEO8H Red Dot Sight - Black
Optic Type: Red Dot
Dot Size: 2 MOA
Reticle Color: Red
Color: Black
Battery Type: CR123A
Optic Type
Red Dot
Dot Size
2 MOA
Reticle Color
Red
Color
Black
Battery Type
CR123A
$400$400
In Stock$400$400
In StockSig Sauer
Sig Sauer Romeo 5 Gen II Red Dot, Black - SOR5101
Optic Type: Red Dot
Dot Size: 2 MOA
Reticle Color: Red
Color: Black
Optic Type
Red Dot
Dot Size
2 MOA
Reticle Color
Red
Color
Black
In Stock
$100$100
$100$100
Sig Sauer
Sig Sauer Romeo 5XDR Gen II Red Dot Dot w/ Juliet 5 Micro Magnifier - SORJ5X201
5.0 (4 reviews)
Optic Type: Red Dot
Dot Size: 2 MOA
Reticle Color: Red
Color: Black
Optic Type
Red Dot
Dot Size
2 MOA
Reticle Color
Red
Color
Black
In Stock
$270$270
$270$270
Sig Sauer
SIG Sauer ROMEO7 Red Dot 1x30mm 2 MOA - SOR71001
Optic Type: Red Dot
Dot Size: 50 MOA
Reticle Color: Red
Optic Type
Red Dot
Dot Size
50 MOA
Reticle Color
Red
In Stock
$200$200
$200$200
Sig Sauer
Sig Romeo 2 3 MOA Red Dot Sight, Black - SOR21300
Optic Type: Reflex
Dot Size: 3 MOA
Reticle Color: Red
Color: Black
Optic Type
Reflex
Dot Size
3 MOA
Reticle Color
Red
Color
Black
In Stock
$616$616
$616$616
Sig Sauer
Sig Sauer Romeo 5 Gen II Green Dot - SOR5102
Optic Type: Reflex
Dot Size: 2 MOA
Reticle Color: Green
Color: Black
Optic Type
Reflex
Dot Size
2 MOA
Reticle Color
Green
Color
Black
In Stock
$104$104
$104$104
Sig Sauer
Sig Sauer Romeo-X Pro Electro-Optics 2MOA Red Dot Sight, Black - SORX1000
Optic Type: Red Dot
Dot Size: 3 MOA
Reticle Color: Red
Color: Black
Optic Type
Red Dot
Dot Size
3 MOA
Reticle Color
Red
Color
Black
In Stock
$450$450
$450$450
Sig Sauer
SIG Sauer ROMEO8T Red Dot Sight - Flat Dark Earth
Optic Type: Red Dot
Dot Size: 1 MOA
Reticle Color: Red
Color: FDE
Battery Type: CR123A
Optic Type
Red Dot
Dot Size
1 MOA
Reticle Color
Red
Color
FDE
Battery Type
CR123A
In Stock
$559$559
$559$559
Sig Sauer
SIG Sauer ROMEO1 PRO Red Dot 1x30mm 6 MOA, FDE - SOR1P103
Optic Type: Red Dot
Dot Size: 6 MOA
Reticle Color: Red
Color: FDE
Optic Type
Red Dot
Dot Size
6 MOA
Reticle Color
Red
Color
FDE
In Stock
$180$180
$180$180
Sig Sauer
Sig Sauer Romeo MSR Gen II w/ JULIET3 Micro Combo Kit, Black - SORJMSR101
5.0 (1 review)
Dot Size: 2 MOA
Reticle Color: Red
Color: Black
Dot Size
2 MOA
Reticle Color
Red
Color
Black
In Stock
$231$231
$231$231
Sig Sauer
Sig Sauer Romeo5 1x20mm Red Dot Sight, Black - R52001
4.0 (1 review)
Optic Type: Red Dot
Dot Size: 2 MOA
Reticle Color: Red
Color: Black
Optic Type
Red Dot
Dot Size
2 MOA
Reticle Color
Red
Color
Black
In Stock
$105$105
$105$105
Sig Sauer
Sig Sauer Romeo MSR Green Dot Gen II Optic - SORMSR102
Optic Type: Reflex
Reticle Color: Green
Color: Black
Optic Type
Reflex
Reticle Color
Green
Color
Black
In Stock
$95$95
$95$95
Sig Sauer
Sig Sauer Romeo4T Red Dot Sight - R43031
Optic Type: Red Dot
Dot Size: 2 MOA
Reticle Color: Red
Color: Black
Optic Type
Red Dot
Dot Size
2 MOA
Reticle Color
Red
Color
Black
In Stock
$466$466
$466$466
Sig Sauer
Sig Sauer Electro-Optics ROMEO8T 1x38mm Red Dot Sight, 2 MOA Center Red Dot and 65 MOA Circle, Black - SOR81002
Optic Type: Red Dot
Dot Size: 2 MOA
Reticle Color: Red
Color: Black
Optic Type
Red Dot
Dot Size
2 MOA
Reticle Color
Red
Color
Black
In Stock
$500$500
$500$500
Sig Sauer
Sig Sauer Romeo5 Gen II & Juliet 3 Micro Magnifier Combo, Black - SORJ5101
Optic Type: Reflex
Reticle Color: Red
Color: Black
Optic Type
Reflex
Reticle Color
Red
Color
Black
In Stock
$250$250
$250$250
Sig Sauer
Sig Sauer Romeo4S 1x20 2 MOA Solar Red Dot Optic - SOR43021
Optic Type: Red Dot
Dot Size: 2 MOA
Reticle Color: Red
Color: Gray
Optic Type
Red Dot
Dot Size
2 MOA
Reticle Color
Red
Color
Gray
In Stock
$317$317
$317$317
Sig Sauer
SIG Sauer ROMEO8H Red Dot Sight - Black
Optic Type: Red Dot
Dot Size: 2 MOA
Reticle Color: Red
Color: Black
Battery Type: CR123A
Optic Type
Red Dot
Dot Size
2 MOA
Reticle Color
Red
Color
Black
Battery Type
CR123A
In Stock
$400$400
$400$400
Page 1 of 16
Page 1 of 16