Sig Sauer P320

Parts listed here are designed for the Sig Sauer P320 pistol model chambered in 9mm, 10mm, .45 ACP, .40 S&W or .357 SIG unless noted otherwise. MGW carries a vast array of replacement slides, barrels, magazines, sights, grip modules, pins, springs and other small parts for this handgun. Service your Sig P320 pistol with quality OEM and aftermarket parts/components to ensure a solid performance from every shot.

The schematic may not represent all the parts available - please scroll down for a complete list of items offered for this model.

Click on any part number highlighted in RED to view specific details or to purchase online.
It is recommended that all parts be fit by a qualified gunsmith.

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Sig Sauer P320 Barrel, 9mm Full Size 4.7" No LCI, Gold

Sig Sauer P320 Barrel, 9mm Full Size 4.7" No LCI, Gold

$222.42

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Sig Sauer P320 Barrel, 9mm Compact/Carry 3.9" No LCI, Gold

Sig Sauer P320 Barrel, 9mm Compact/Carry 3.9" No LCI, Gold

$222.42

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Sig Sauer P320 Skeletonized Flat Trigger, Gold

Sig Sauer P320 Skeletonized Flat Trigger, Gold

$96.36

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Ghost Inc. Sig Sauer P320 MOAB Mother Of All Baseplates Magazine Base Plate (Square Hole), 4-Pack

Ghost Inc. Sig Sauer P320 MOAB Mother Of All Baseplates Magazine Base Plate (Square Hole), 4-Pack

$12.95

2
Ratings Snapshot
2.5
out of 5
Would recommend this product.

In Stock

Sig Sauer P320 Compact / XCarry Recoil Spring/Guide Rod Assembly

Sig Sauer P320 Compact / XCarry Recoil Spring/Guide Rod Assembly

$42.24

1
Ratings Snapshot
5
out of 5
Would recommend this product.

In Stock

Sig Sauer P320 Extractor Assembly

Sig Sauer P320 Extractor Assembly

$38.28

4
Ratings Snapshot
5
out of 5
Would recommend this product.

Sold Out

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Sig Sauer P320 Legion X-Series Grip Module, 9mm Full Size, Small, Gray
GUNLAB Fiber Optic Sight Set For Sig Sauer P320 & FN 509, Standard Height

GUNLAB Fiber Optic Sight Set For Sig Sauer P320 & FN 509, Standard Height

$38.95

5
Ratings Snapshot
4.2
out of 5
Would recommend this product.

In Stock

GUNLAB Fiber Optic Sight Set For Sig Sauer P320 & FN 509, Suppressor Height

GUNLAB Fiber Optic Sight Set For Sig Sauer P320 & FN 509, Suppressor Height

$38.95

1
Ratings Snapshot
5
out of 5
Would recommend this product.

In Stock

Sig Sauer P320 LTXG Grip Module, 9/40/357, Full Size, Medium, Gray

Sig Sauer P320 LTXG Grip Module, 9/40/357, Full Size, Medium, Gray

$290.40

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Sig Sauer P320 Compact / Carry Barrel, 9mm 4.6" Gold, Threaded 1/2-28
Sig Sauer P320 Slide Completion Kit, 9mm / .357

Sig Sauer P320 Slide Completion Kit, 9mm / .357

$96.36

1
Ratings Snapshot
5
out of 5
Would recommend this product.

Sold Out

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Sig Sauer P320 Extractor Spring Pin, 10mm / .45

Sig Sauer P320 Extractor Spring Pin, 10mm / .45

$23.79

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Sig Sauer P320 Compact / Carry Recoil Spring / Guide Rod Assembly

Sig Sauer P320 Compact / Carry Recoil Spring / Guide Rod Assembly

$42.24

Not Yet Rated

In Stock