Magpul MPMAG400-BLK MOE Stock — Mil-Spec Buffer Tube Compatible (SKU: MPMAG400-BLK)
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Magpul MOE stock (SKU MPMAG400-BLK) engineered to fit Mil‑Spec buffer tubes; brand listed as Magpul with package quantity metadata value 471.
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Description
Description
Product Overview
Magpul MOE stock (MPMAG400-BLK) is an accessory listed under Accessories and Miscellaneous Accessories. The product record identifies Magpul as the manufacturer and records the attribute “Fits Mil‑Spec Buffer Tube.” Catalog SKU is MPMAG400-BLK and package quantity metadata is 471.
Why This Product
This listing focuses on secure identification and compatibility boundary: the record explicitly states the stock fits Mil‑Spec buffer tubes (ADDITIONALFEATURE1). That compatibility attribute is the most decision-relevant fact for buyers matching stocks to AR-style receivers or buffer tubes.
Key Verified Specifications
- Brand / Manufacturer: Magpul (f002, f006, f007)
- Model / SKU: MPMAG400-BLK (f012)
- Category: Accessories › Miscellaneous Accessories (f003–f005)
- Compatibility note (attribute): Fits Mil‑Spec Buffer Tube (f009)
- Package Qty (metadata): 471 (f008, f010)
- Availability status (store): instock (f013)
Appropriate Use Cases
- Replacement or retail stocking of MOE mil‑spec buffer-tube compatible stocks for AR/M4 platform builds where the specification “Fits Mil‑Spec Buffer Tube” is a buying requirement (supported: category and compatibility attribute; source facts f003, f009).
- Wholesale or bulk purchasing where the package quantity metadata (471) informs receiving and inventory planning (supported: package qty metadata; source fact f008).
What Customers Should Know
- Confirm “Mil‑Spec” vs. commercial buffer-tube size on your receivers before ordering; the product record explicitly lists only “Fits Mil‑Spec Buffer Tube” (source fact f009).
- Check SKU MPMAG400-BLK when placing orders to ensure correct item (source fact f012).
- Package quantity is recorded as 471 in metadata; verify how the seller packs and ships units if you require single-unit retail packaging or pallet/bulk shipments (source facts f008, f010).
Specifications
- Short Stroke Gas Piston Gas System (Rifle Length)
- 18.6″ Barrel Length ( Mid-Weight style, non-fluted)
- 1:8 Twist Rate Rifling

