---
title: "Glock OEM 13rd Magazine for Glock 21, .45, Black, 3-Pack"
description: "$76.99 at Red River Outdoors, about usual."
type: "product"
category: "magazines"
brand: "Glock"
landed_price: 76.99
currency: "USD"
best_store: "Red River Outdoors"
deal_signal: "about"
usual_price: 77.68
updated: "2026-10-19T13:36:00.000Z"
url: "https://trigger.deals/p/glock-oem-13rd-magazine-for-glock-21-45-black-3-pack-vq1"
site: "Trigger Deals"
data: "sample"
---

# Glock OEM 13rd Magazine for Glock 21, .45, Black, 3-Pack

> Lowest landed price: **$76.99** at Red River Outdoors (★ 4.4, 28,904 reviews), **$25.66/mag**. About usual (usual $77.68, the 90-day median). In stock, verified 2026-10-19 13:36 UTC.

- Item price $76.99 + free shipping. Landed price excludes sales tax.
- 90-day range: $66.05 to $84.78
- 2-year low: $65.29 (Jun 26, 2025)
- Price unchanged for 16 days (since 2026-10-04 21:50 UTC)
- MSRP: $85.99 (10% off)
- Brand: Glock. Category: magazines.
- [Buy at Red River Outdoors](https://trigger.deals/go/glock-oem-13rd-magazine-for-glock-21-45-black-3-pack-vq1?store=red-river-outdoors)

## Compare stores (3)

Ranked by landed price: the item plus shipping to you, before tax.

| Store | Rating | Landed price | Versus best | Item price | Shipping | Stock | Verified |
| --- | --- | --- | --- | --- | --- | --- | --- |
| Red River Outdoors (best) | ★ 4.4 | $76.99 | Best price | $76.99 | Free | In stock | 2026-10-19 13:36 UTC |
| Prairie Fire Supply | ★ 4.1 | $77.99 | +$1.00 | $72.04 | $5.95 | Stock not reported | 2026-10-19 11:01 UTC |
| Summit Tactical | ★ 4.6 | $78.49 | +$1.50 | $78.49 | Free | In stock | 2026-10-19 10:48 UTC |

## Price history

Lowest landed price across stores, weekly over the last 90 days (full daily history: [JSON API](https://trigger.deals/api/v1/products/glock-oem-13rd-magazine-for-glock-21-45-black-3-pack-vq1?days=730)).

| Date | Lowest landed price |
| --- | --- |
| Jul 27, 2026 | $78.52 |
| Aug 3, 2026 | $84.78 |
| Aug 10, 2026 | $68.75 |
| Aug 17, 2026 | $78.16 |
| Aug 24, 2026 | $77.68 |
| Aug 31, 2026 | $77.68 |
| Sep 7, 2026 | $78.99 |
| Sep 14, 2026 | $78.99 |
| Sep 21, 2026 | $77.56 |
| Sep 28, 2026 | $77.56 |
| Oct 5, 2026 | $76.99 |
| Oct 12, 2026 | $76.99 |
| Oct 19, 2026 | $76.99 |

## About this product

A 13-round magazine for the Glock 21 in .45 ACP, with a polymer body in black. 3 magazines per order. Some states limit magazine capacity; check your local law before ordering.

## Specs

| Spec | Value |
| --- | --- |
| Fits | Glock 21 |
| Caliber | .45 ACP |
| Capacity | 13 rounds |
| Material | Polymer |
| Color | Black |
| Pack size | 3 magazines |

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