Used Sig Sauer P320 45 ACP 4.7 P-320 +ORIG BOX & HOLSTER

Sig Sauer P320 45ACP P-320

Sold On:September 29, 2026 at 10:15 PM
How Buying WorksEnded on September 29, 2026 at 10:15 PM

Key Features

  • Item Type: Semi Auto Pistols
  • Action: Striker
  • Manufacturer: Sig Sauer
  • Capacity: 10 1
  • Model: P320
  • Barrel Length: 4.7"
  • Caliber: .45 ACP
  • Finish: Black
  • Overall Condition: Very Good

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Product Description

    Sig Sauer P320 Full-Size .45 ACP, 4.7" Barrel, Black Nitron, Fixed White-Dot Sights, 10+1

    This Sig Sauer P320 Full-Size in .45 ACP offers the proven modular P320 design in a duty-length 4.7" configuration with a removable stainless-steel fire control unit. It features a black Nitron slide with front and rear serrations, fixed contrast white-dot sights, and a full-length M1913 accessory rail. The factory case label lists model code 320F-45-B with a date of 31-JAN-2017, and the FCU window is marked "EXETER, NH."

    Condition

    Overall Condition: Very good condition, showing only light, superficial signs of prior handling or use.

    Bore Overall Condition: Excellent - Clean, mirror finish, no signs of wear.

    Bore Rifling: Excellent Rifling - Sharp lands and grooves.

    Specific Condition Notes: Light handling marks are present from prior use. Please review the photos for a close look at the surfaces and controls.

    What's Included
    • SIG Sauer factory hard case with 320F-45-B label
    • SIG SAUER-branded polymer holster
    • 1x 10-round .45 ACP steel magazine marked "MADE IN ITALY"

    The modular P320 system uses a removable stainless-steel fire control unit, allowing the serialized chassis to be installed into different grip modules. This example is the full-size .45 ACP configuration with a 4.7" barrel and a stated capacity of 10+1.

    The slide wears a black Nitron finish and is cut with both front and rear cocking serrations. It is equipped with fixed, dovetailed contrast white-dot sights and has no optic cut.

    The black polymer grip module provides molded texturing, and the frame incorporates a full-length M1913/Picatinny rail with five slots for mounting compatible accessories. There is no external manual thumb safety. The receiver is stainless steel.

    Factory details include the model code 320F-45-B and a case label dated 31-JAN-2017. The FCU window is marked "EXETER, NH." The pistol is made in the United States, and the included magazine is marked "MADE IN ITALY."

Specifications

Item TypeSemi Auto Pistols
ManufacturerSig Sauer
ModelP320
SubmodelFull-Size
Caliber.45 ACP
Overall ConditionVery Good
Bore ConditionExcellent
Manufacturer Part Number320F-45-B
ActionStriker
Capacity10 1
Barrel Length4.7"
FinishBlack
Stock/Gripsblack polymer grip module with molded texturing
Sight/Opticfixed contrast (white-dot)
What's IncludedHolster
Country of OriginUnited States