

Product Description
The ProMag SIG 09 magazine is designed to fit the SIG Sauer P220 in .45 ACP and provides an extended 10-round capacity in a rugged, blued steel body. Built and assembled in the USA, it features a precision-wound, heat-treated chrome silicon wire spring for consistent feeding and long service life. Every step of ProMag’s assembly process is checked for quality, and the magazine is backed by a lifetime guarantee against manufacturer’s defects.
Product Highlights
- Extended 10-round .45 ACP magazine engineered for SIG Sauer P220 pistols
- Heat-treated blued steel magazine body for durable everyday use
- Precision-wound, heat-treated chrome silicon wire spring for reliable feeding
- Polymer follower/lock plate/base plate components for smooth function and long wear
- Manufactured and assembled in the USA and backed by a lifetime guarantee (manufacturer defects)
Specs
- Brand: ProMag Industries
- Manufacturer Part Number: SIG 09
- UPC: 708279000454
- Firearm Fit: SIG Sauer P220
- Caliber: .45 ACP
- Capacity: 10 rounds
- Finish/Color: Blued (Blue)
- Body Material: Heat-treated blued steel
- Spring Material: Heat-treated chrome silicon wire
- Follower/Lock Plate/Base Plate Material: Zytel-based black polymer (proprietary blend)
- Country of Manufacture: USA
- Warranty: Lifetime guarantee against manufacturer’s defects
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