Area 419 Universal SA Magazine Extension Red +4

The Area 419 Universal SA Magazine Extension in red is a machined magazine floorplate extension designed to increase capacity for select ARC, AICS and Accurate magazines. Its attachment rail is cut at an angle to align the cartridge column into the extension and the fluted sides provide a positive gripping surface for faster changes. This product is supplied for retrofit use with compatible metal magazines and is not a polymer floorplate replacement.

Key Specifications

• Designed to increase capacity on ARC 10-round magazines by +4 or +5 depending on cartridge.
• Designed to increase capacity on AICS & Accurate 10-round magazines by +3 or +4 depending on cartridge.
• Designed to increase capacity on AICS & Accurate 5-round magazines by +2 or +3 depending on cartridge.
• Designed to increase capacity on Accurate WSM 3 or 7-round magazines by +3.
• Compatibility includes ARC 10-rounders and a range of AICS and Accurate mags in standard bolt face and SAUM/WSM configurations; compatibility with specific magazines may vary and should be confirmed against your magazine type (ARC, AICS, Accurate).
• This extension is not compatible with AI AW magazines that have a fixed/welded floorplate.
• These extensions do not work with Magpul or other polymer AI magazines.
• The exterior features fluting for enhanced grip and reduced weight; fluting is integral to the design.
• The listed shipping weight is 0.34.

Precision machining and an angled attachment rail ensure the column of cartridges feeds straight into the extension for reliable function with compatible metal magazines. The Area 419 Universal SA Magazine Extension is a straightforward retrofit solution to gain additional capacity while maintaining a low-profile footprint and improved handling characteristics.