M4 Mil-Spec Buttstock For AR-15

Name: M4 Mil-Spec Buttstock For AR-15
Brand: One Horse
Availability: InStock

One Horse · Stocks

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Best price

$20.49at Ammunition Depot

In stock checked Oct 1, 2026

Buy at Ammunition Depot

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Where to buy

Store	Price	Availability	Buy
Ammunition Depot Best price	$20.49checked Oct 1, 2026	In stock	Buy at Ammunition Depot
Battlehawk Armory	$16.12Salechecked Oct 1, 2026	Check store	Buy at Battlehawk Armory
Brownells	$19.99checked Oct 1, 2026	Out of stock	Buy at Brownells

Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.

Price history

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Lowest in-stock price in the last 30 days: $20.49 at Ammunition Depot. Dashed line = out of stock. Tracking since Sep 28, 2026.

Show the prices as a table

Store	Latest	Lowest	Highest
Ammunition Depot	$20.49	$20.49	$20.49
Battlehawk Armory	$16.12	$16.12	$16.12
Brownells	$19.99	$19.99	$19.99

Since Sep 28, 2026.

About this part

The M4 Mil-Spec Buttstock For AR-15 is an AR-15 stock from One Horse. It's sold by 3 stores (1 in stock), from $16.12 to $20.49. The lowest in-stock price in the last 30 days was $20.49 at Ammunition Depot.

Specifications

Manufacturer: One Horse
Type: Stock
Platform: AR-15

From the manufacturer

ONE HORSE LLC M4 MIL-SPEC STOCK FOR AR-15 Upgrade or replace your setup with a reliable Mil-Spec M4 polymer buttstock. It's lightweight, impact-resistant, and built to handle hard use. The six-position adjustable design locks firmly on any Mil-Spec buffer tube, giving you a solid, wobble-free fit and easy length-of-pull adjustments. Simple, durable, and ready to drop in. Every One Horse rifle and component is made in America with uncompromising standards. We use U.S.-sourced materials, U.S. manufacturing, and strict quality control at every step. No shortcuts, no imported surprises - just dependable parts built by people who take pride in American Mfg: One Horse