ProMag Ruger-57 5.7x28mm 20rd Magazine

This ProMag replacement magazine provides a 20-round capacity for Ruger-57 pistols chambered in 5.7x28mm. The magazine features a heat-treated steel body with a black oxide finish, an injection-molded follower, and a spring formed from chrome-silicone wire. Made in the USA, it is intended for range and sporting use where increased capacity and reliable feeding are desired.

Key Specifications

• The capacity is 20 rounds.
• The caliber is 5.7 x 28 mm.
• Designed to fit Ruger-57 pistols.
• The magazine body is constructed from heat-treated steel.
• The finish is listed as Black Oxide.
• The follower is an injection-molded component.
• The spring is formed from heat-treated chrome silicone wire.
• This magazine is made in USA.

Built from proven components and straightforward manufacturing, this magazine offers dependable feeding and service life for range, competition, and general shooting use. Its simple, reliable design integrates with Ruger-57 pistols and supports a practical shooting setup.