Magpul MIAD MOE Bolt & Firing Pin Storage Core Black MAG057-BLK UPC 873750000558 | Magpul Industries Grip Insert Fits MIAD MOE MOE-K2 Grips AR15 Extractor Firing Pin Storage Black Polymer

Magpul parts pantry: Magpul MAG057 Core – Bolt & pin holder featuring UPC 873750000558. Grip garage, spare secure. Core – Magpul's armorer aid.

Bolt bunker.

Key Features of Magpul MAG057-BLK Storage Core

• Bolt / Firing Pin Storage: AR essentials.
• Fits MIAD / MOE / MOE-K2: Grip integration.
• Secure Compartments: No loss.
• Black Polymer: Durable discreet.
• Tool-Free Access: Field fast.

Specifications - UPC 873750000558

Carry spares discreetly: Magpul core keeps critical AR parts like extractors and firing pins safe inside your grip for quick swaps.

Armorer approved. Mission modifier. Parts protected.

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