ProMag RM30 RollerMag AR-15 5.56/.223 30rd Polymer

The ProMag RM30 RollerMag is a detachable magazine designed for AR-15 platform rifles chambered in .223 Rem / 5.56 NATO. It features a DuPont Zytel polymer body with a patented roller anti-tilt follower intended to reduce friction during feeding. The magazine uses heat-treated chrome silicon springs formulated for long-term storage and consistent spring tension.

Built to serve as a reliable spare or replacement magazine, the RM30 balances lightweight construction with durable internal components. Its design supports standard AR-15 feeding geometry and is intended for routine field and range use.

Key Specifications

• The capacity is 30 rounds.
• The caliber is .223 Rem / 5.56 NATO.
• The body material is DuPont Zytel polymer.
• The follower type is a roller anti-tilt follower.
• The spring is a heat-treated chrome silicon spring.
• The finish is black matte.
• The fitment is for the AR-15 platform.
• The country of origin is USA.
• The listed weight is 0.35 lb.
• The listed dimensions are 1.35 x 4.70 x 9.50 inches.

Rugged in appearance and designed for straightforward serviceability, the RM30 RollerMag offers a practical magazine option for shooters who want a polymer body and a low-friction roller follower. Its construction and spring specification aim to provide consistent feeding and the ability to be stored loaded for extended periods. Backed by ProMag’s stated lifetime guarantee against manufacturer defects, this magazine is positioned as a dependable, no-nonsense accessory for AR-15 owners.