ProMag COL19 5-Round AR-15 Magazine, Blued Steel (.223/5.56)

The ProMag COL19 is a detachable 5-round magazine designed for AR-15 rifles chambered in .223 Rem/5.56 NATO. The magazine body is constructed from heat-treated steel with a blued finish for durability. It uses a chrome-silicon wire spring and a precision-molded polymer follower to promote reliable feeding. ProMag manufactures these magazines in the USA and backs them with a lifetime guarantee against manufacturer's defects.

Key Specifications

• The magazine capacity is 5 rounds.
• Chambering/compatibility is .223 Rem/5.56 NATO.
• The body is constructed of heat-treated steel.
• The external finish is blued.
• The spring is made from chrome-silicon wire.
• The follower is a precision-molded polymer.
• This item fits the AR-15 platform.
• The product type is a detachable magazine.
• Manufacturing origin is Made in the USA.
• The magazine is backed by a lifetime guarantee against manufacturer's defects.

Sized for compact use as a compliance or spare magazine, the COL19 offers a straightforward, reliable option for range use or storage. Its steel construction, proven spring design, and factory warranty make it a practical accessory for informed AR-15 owners.