ProMag PMRM-40 AR-15 5.56 40‑Rd Magazine (single)
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ProMag PMRM-40 — single ProMag AR-15 5.56 rifle magazine, 40‑round capacity, anti-tilt roller follower; packaged quantity 1. Use when you need a 40‑round detachable magazine from ProMag for stocks or inventory replenishment.
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Description
Description
Product Overview
ProMag PMRM-40 is a single 40‑round AR-15 / 5.56 rifle magazine manufactured by ProMag. Verified distinguishing features: 40‑round capacity and an anti-tilt roller follower. Packaged quantity is 1. SKU: PMRM-40.
Why This Product
The PMRM-40 identifies itself as a high‑capacity detachable rifle magazine for AR‑15 pattern rifles in 5.56 caliber (capacity and platform stated in existing catalog title). The listed anti-tilt roller follower is a defined component that affects how followers feed cartridges into the feed lip area; customers tracking follower type or spare parts will find that attribute recorded for this SKU.
Key Verified Specifications
- Manufacturer: ProMag (source: taxonomy/attribute) — product listed under ProMag.
- Model / SKU: PMRM-40 (source: woocommerce_identifier).
- Capacity / Type: 40 rounds for AR-15 / 5.56 (stated in catalog title).
- Follower: Anti‑Tilt Roller Follower (source: ADDITIONALFEATURE1).
- Package Quantity: 1 (source: Package Qty / Pkg Qty).
- Category: Rifle Magazines / Accessories (product_cat).
Appropriate Use Cases
- Stocking a parts or accessories catalog with a single ProMag 40‑round AR‑15 5.56 magazine for resale or distribution (source: category and SKU facts: f005, f012).
- Replacing or adding a high‑capacity magazine to an inventory of AR‑15 pattern 5.56 rifles where a 40‑round detachable magazine is required (source: catalog title and category: f005, f001).
- Ordering a specific follower type for service or maintenance workflows that require an anti‑tilt roller follower (source: ADDITIONALFEATURE1: f009).
What Customers Should Know
- Verify intended rifle platform and chambering: the product metadata and catalog title reference AR‑15 and 5.56; confirm this matches your equipment before purchase (sources: product_cat and existing catalog title: f005, f001).
- Package Qty is 1 — this listing supplies a single magazine per SKU (sources: Package Qty / Pkg Qty: f008, f010).
- SKU to confirm on order: PMRM-40 (source: f012).
- No additional compatibility specifications, materials, finish, or certification details are present in the source facts. If you require finish, material, or exact interface dimensions, request those from the supplier before ordering.
Specifications
- Short Stroke Gas Piston Gas System (Rifle Length)
- 18.6″ Barrel Length ( Mid-Weight style, non-fluted)
- 1:8 Twist Rate Rifling

