Glock 31 Magazine .357 SIG 10rd Black Polymer

$23.00

Factory Glock 10-round detachable magazine for .357 SIG. Black polymer body with full-length steel insert, numbered witness holes, and branded baseplate. Packaged individually.

469 in stock

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SKU: TSW|73435 Category: Brand:
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Glock 31 Magazine — detachable 10-round magazine for .357 SIG. This factory Glock magazine feeds .357 SIG cartridges into compatible Glock pistols and provides a serviceable spare or replacement for range and duty applications.

This magazine is designed to deliver consistent feeding and reliable function for shooters using full-size Glock pistols chambered in .357 SIG. It is intended for use as a standard detachable box magazine for range sessions, training, target practice, and duty use where legal and appropriate.

Key Features

  • Capacity: 10 rounds (10rd), designed for .357 SIG.
  • Construction: Polymer body reinforced with full-length steel inserts for internal support.
  • Finish: Black polymer exterior and basepad.
  • Witness holes: Numbered witness holes for round count visibility.
  • Baseplate: Branded Glock polymer basepad.
  • Compatibility: Designed to work with Glock pistols chambered in .357 SIG that accept the G31 magazine form factor.
  • Packaging: Individually wrapped for single-unit distribution.
  • Loading note: Magazine loader recommended to ease loading; new magazines may require a break-in period to seat the final round easily.

Specifications & Construction

  • Material: Polymer body with full-length steel insert; polymer basepad.
  • Caliber: .357 SIG.
  • Capacity: 10 rounds.
  • Finish/Color: Black polymer.
  • Quantity: Sold as a single magazine, packaged individually.

Compatibility & Intended Use

Fits Glock factory magazine wells that accept the G31 magazine form factor. This magazine is commonly used with full-size Glock pistols chambered in .357 SIG for range use, training, target practice, and duty applications where a compliant 10-round capacity is required.

This product provides a factory-original replacement or spare magazine option for users who require a black polymer, 10-round magazine in .357 SIG. Follow safe handling and local laws when transporting and using magazines and firearms.

UPC

Manufacturer

Manufacturer Part Number

Brand Fit

Caliber/Gauge

Capacity

Finish

Material

Model

Model Fit

Product Type

Quantity

Make/Model

Glock|31

Make

Glock

Cartridge

ALL_357 SIG

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Factory glock 10-round detachable magazine for. 357 sig. Black polymer body with full-length steel insert, numbered witness holes, and branded baseplate. Packaged individually.Glock 31 Magazine .357 SIG 10rd Black Polymer
$23.00

469 in stock

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