ProMag AR-15 Replacement 20-Round Steel Magazine .223 Rem/5.56x45mm, Blued Finish COLA4

Product Description

The ProMag COLA4 is a replacement or spare 20-round magazine designed to fit AR-15 rifles chambered in .223 Remington / 5.56x45mm. Built with a heat-treated steel body and a blued finish, it is engineered for durable service life and dependable function. Inside, it features an injection-molded magazine follower and a magazine spring formed from chrome silicone wire. Made in the USA.

Product Highlights

• AR-15 compatible replacement magazine for .223 Remington / 5.56x45mm NATO rifles
• 20-round capacity for range use, training, and general-purpose shooting
• Heat-treated steel magazine body with a blued steel finish for durability
• Injection-molded follower helps support consistent feeding
• Chrome silicone wire spring designed for reliable cycling

Specs

• Brand: ProMag
• Manufacturer Part Number: COLA4
• UPC: 708279006555
• Firearm Fit: AR-15
• Caliber Compatibility: .223 Remington / 5.56x45mm NATO
• Capacity: 20 rounds
• Body Material: Heat-treated steel
• Finish: Blued steel
• Follower: Injection-molded (polymer)
• Spring Material: Chrome silicone wire
• Country of Manufacture: USA

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