SIG Sauer ProForce P320 M17 Gas Magazine (21 Rounds – AMPF-M17BGG)

SIG Sauer ProForce P320 M17 Gas Magazine (21 Rounds – AMPF-M17BGG)

Official SIG ProForce spare gas magazine for the P320 / M17 family — 21-round capacity, compatible with green-gas and CO₂ configurations, built to SIG’s ProForce spec for reliable field use. Product description

Product Description 

Keep your ProForce P320 / M17 running with this genuine SIG ProForce 21-round gas magazine. Constructed from durable metal alloy with a polymer baseplate, the mag is designed to match the fit and feel of the factory supplied magazine while offering the convenience of extra spares for training and skirmishes. It is available in green-gas and CO₂ variants (check the SKU) and features a reinforced gas housing and reliable feed lips to minimise jams and ensure consistent feeding during rapid shooting drills and airsoft play.

Key features

• 21-round capacity for 6mm BBs (21 + 1 reported on some retailer specs).

• Compatible with Green Gas and CO₂ (12 g cartridge) variants — choose the correct SKU for your propellant.

• Durable metal/aluminum construction with polymer baseplate for realistic weight and durability.

• Reinforced gas housing and factory-quality feed lips for reliable feeding and reduced jams.

• OEM SIG ProForce part (fits P320 M17 / M18 / compatible MHS models).

Technical specifications

• Model / SKU: AMPF-M17BGG (check retailer for CO₂ vs Green Gas variants).

• Capacity: 21 rounds (some listings state 21+1).

• Calibre: 6 mm BB (airsoft).

• Propellant: Green Gas / CO₂ (variant dependent).

• Material: Metal / aluminum body with polymer baseplate.

• Colour: Black (some SKUs / baseplates are two-tone black/tan).

• Compatibility: SIG ProForce P320 M17 / M18 / MHS-series airsoft pistols (OEM fit).