Description
The Magpul ACS (Adaptable Carbine/Storage) Mil‑Spec model is a drop‑in replacement buttstock for AR‑15/M4 carbines that use Mil‑Spec receiver extension tubes. It provides dual, rear‑accessible, water‑resistant battery storage tubes and an integral storage compartment in the butt for multiple storage options. The stock includes an anti‑snag release latch, a supplemental friction lock to minimize excessive movement, and a 0.30" thick rubber butt‑pad for secure shoulder purchase.
Key Specifications
- Designed to fit AR-15 / M4 platforms using Mil‑Spec receiver extension tubes.
- Model designation: ACS.
- Constructed from Polymer for durable, lightweight performance.
- Finish is Black.
- Provides 6 adjustable positions for length of pull.
- Adjustment type: Collapsible.
- Tube included: No.
- Key feature: Water-Resistant Battery Storage Tubes with rear access.
- Length of pull adjusts between 11.60"–14.90".
- Includes a 0.30" thick rubber butt-pad for positive shoulder purchase.
Made in the USA, the ACS balances practical storage and stable handling for range, duty, and training use. Its friction lock and anti‑snag latch deliver repeatable, confidence‑inspiring performance for informed shooters seeking a reliable, no‑nonsense stock upgrade.
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