The Sylvan Arms Glock Conversion Block adapts a mil-spec AR-15 lower for use with Glock-style 9mm magazines. It is designed to install in the magazine well similarly to a standard rifle magazine and is compatible with most 9mm AR uppers.

Key Specifications

• The conversion block is designed for 9mm applications.
• It fits mil-spec AR-15 lowers.
• The block accepts Glock-style magazines.
• It works with Glock 17 and Glock 19 magazines.
• The construction is listed as aluminum and steel.
• The frame material is identified as 60601 aircraft grade aluminum.
• The finish is anodized.
• The color is black.
• The design includes a trigger-style magazine release for one-handed magazine removal.
• The listed weight is 0.35 pounds.

For builders seeking a straightforward way to configure a compatible AR platform for Glock-style 9mm magazines, this conversion block provides a compact, purpose-built solution. Its mil-spec lower compatibility, anodized finish, and aircraft-grade aluminum construction make it a practical addition to a compatible setup.

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