---
title: "Hornady Critical Duty .40 S&W 180gr FlexLock Micro, 20 Rounds"
description: "$35.44 at Keystone Shooting Supply, about usual."
type: "product"
category: "ammo"
brand: "Hornady"
landed_price: 35.44
currency: "USD"
price_per_round_cents: 177.2
best_store: "Keystone Shooting Supply"
deal_signal: "about"
usual_price: 35.52
updated: "2026-10-19T14:30:00.000Z"
url: "https://trigger.deals/p/hornady-critical-duty-40-s-w-180gr-flexlock-micro-20-rounds-6dw"
site: "Trigger Deals"
data: "sample"
---

# Hornady Critical Duty .40 S&W 180gr FlexLock Micro, 20 Rounds

> Lowest landed price: **$35.44** at Keystone Shooting Supply (★ 4.8, 24,471 reviews), **$1.77/rd**. About usual (usual $35.52, the 90-day median). In stock, verified 2026-10-19 14:30 UTC.

- Item price $25.49 + $9.95 shipping. Landed price excludes sales tax.
- 90-day range: $33.95 to $39.87
- 2-year low: $31.80 (Feb 26, 2026)
- Price unchanged for 16 days (since 2026-10-04 06:03 UTC)
- MSRP: $36.15 (2% off)
- Brand: Hornady. Category: ammo.
- [Buy at Keystone Shooting Supply](https://trigger.deals/go/hornady-critical-duty-40-s-w-180gr-flexlock-micro-20-rounds-6dw?store=keystone-shooting)

## Compare stores (6)

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

| Store | Rating | Landed price | Per round | Versus best | Item price | Shipping | Stock | Verified |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Keystone Shooting Supply (best) | ★ 4.8 | $35.44 | $1.77 | Best price | $25.49 | $9.95 | In stock | 2026-10-19 14:30 UTC |
| Bulk Brass Depot | ★ 4.4 | $35.90 | $1.80 | +2.30¢/rd | $22.95 | $12.95 | In stock | 2026-10-19 13:13 UTC |
| Great Lakes Tactical | ★ 4.4 | $36.44 | $1.82 | +5.00¢/rd | $21.49 | $14.95 | In stock | 2026-10-19 13:48 UTC |
| Prairie Fire Supply | ★ 4.1 | $36.90 | $1.85 | +7.30¢/rd | $26.95 | $9.95 | Stock not reported | 2026-10-19 12:26 UTC |
| Cedar Hollow Arms | ★ 4.8 | $39.94 | $2.00 | +22.5¢/rd | $25.99 | $13.95 | In stock | 2026-10-19 13:07 UTC |
| Bayou Arms Co. | ★ 4.1 | $35.94 | $1.80 | – | $18.99 | $16.95 | Out of stock | 2026-10-19 12:01 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/hornady-critical-duty-40-s-w-180gr-flexlock-micro-20-rounds-6dw?days=730)).

| Date | Lowest landed price |
| --- | --- |
| Jul 27, 2026 | $36.90 |
| Aug 3, 2026 | $37.99 |
| Aug 10, 2026 | $39.18 |
| Aug 17, 2026 | $36.87 |
| Aug 24, 2026 | $36.87 |
| Aug 31, 2026 | $35.52 |
| Sep 7, 2026 | $35.52 |
| Sep 14, 2026 | $35.52 |
| Sep 21, 2026 | $34.92 |
| Sep 28, 2026 | $34.18 |
| Oct 5, 2026 | $35.44 |
| Oct 12, 2026 | $35.44 |
| Oct 19, 2026 | $35.44 |

## About this product

20 rounds of Hornady Critical Duty .40 S&W 180gr FlexLock Micro: .40 S&W with 180 grains FlexLock bullets and nickel-plated brass cases. Made for self-defense. Some states require an age check or ship ammo only to a dealer; the store confirms at checkout.

## Specs

| Spec | Value |
| --- | --- |
| Caliber | .40 S&W |
| Bullet weight | 180 grains |
| Bullet type | FlexLock |
| Case | Nickel-plated brass |
| Rounds | 20 |
| Use | Self-defense |
| Variant | Micro |

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