CMMG Mk4/AR15 25rd .22 LR Conversion Magazine

The CMMG Mk4/AR15 conversion magazine is built to feed .22 Long Rifle cartridges in compatible Mk4 and mil‑spec AR‑15 lower receivers. Designed as a purpose-specific rimfire magazine, it supports 25-round capacity and mirrors the exterior styling of CMMG conversion products. Construction is polymer-based to keep weight and cost low while providing consistent function for training and target use.

Key Specifications

• The magazine holds 25 rounds.
• The caliber is specified as .22 Long Rifle (.22 LR).
• The construction material is listed as polymer.
• Compatibility is listed as CMMG Mk4 and mil‑spec AR‑15 lower receivers.
• Recorded dimensions are 1.15 x 3.95 x 9.20.
• The product fit is described as AR rifles.
• The model designation is listed as Conversion Mag.
• The product condition is listed as New.

This magazine is intended for use with compatible .22 LR conversion kits and platforms where rimfire capability is desired for economical practice and target work. Its polymer construction and form factor make it a practical option for shooters seeking a dedicated .22 LR magazine that integrates with Mk4/AR‑15 ergonomics.