ProMag GLK-A14 13rd Magazine for Glock 21 .45 ACP

The ProMag GLK-A14 is a replacement/detachable magazine designed for Glock pistols chambered in .45 ACP. It is produced with a black DuPont Zytel polymer body and incorporates a full-length steel internal insert for structural support. The magazine is intended for use as a spare or service magazine for range and carry applications where compatible.

Key Specifications

• The magazine holds 13 rounds.
• The cartridge/chambering is .45 ACP.
• Body construction is DuPont Zytel polymer with a full-length steel internal insert.
• The finish is Black.
• Listed fit includes Glock 21 and product references compatibility with Glock 30.
• Generational fit noted as Gen 1–4.
• Magazine spring is formed from chrome silicone wire.
• Follower type is a injection-molded mag follower.
• Dimensions are listed as 1.95 x 2.90 x 9.15.
• Listed weight is 0.28 (unit not specified in source data).

Manufactured with common service-grade materials and a steel insert for support, the GLK-A14 serves as a practical spare magazine for owners of compatible Glock pistols. Its polymer construction and standard-capacity design make it suitable for regular range use and general carry preparedness, while the construction details — spring type and injection-molded follower — reflect typical OEM-style magazine components. The product is described as made in the USA with a lifetime guarantee against manufacturer defects.