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Precision Armament 1/2x28 Accu-Washer Muzzle Alignment System

Precision Armament 1/2x28 Accu-Washer Muzzle Alignment System

Precision Armament · Muzzle Devices

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Best price

$18.96at OpticsPlanet

In stock Sale checked Nov 10, 2026

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Where to buy

StorePriceAvailabilityBuyAdd to build
OpticsPlanet Best price $18.96Salechecked Nov 10, 2026 In stock Buy at OpticsPlanet
Brownells $23.74checked Nov 11, 2026 In stock Buy at Brownells
MidwayUSA $23.74checked Nov 10, 2026 In stock Buy at MidwayUSA
AR15Discounts $23.74checked Nov 10, 2026 Check store Buy at AR15Discounts
Palmetto State Armory $23.99checked Nov 11, 2026 Check store Buy at Palmetto State Armory
Dirty Bird $24.99checked Nov 10, 2026 Check store Buy at Dirty Bird

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

Lowest in-stock price in the last 30 days: $18.96 at OpticsPlanet. Dashed line = out of stock. Tracking since Oct 28, 2026.

Show the prices as a table
StoreLatestLowestHighest
AR15Discounts$23.74$23.74$23.74
Brownells$23.74$23.74$23.74
Dirty Bird$24.99$24.99$24.99
MidwayUSA$23.74$23.74$23.74
OpticsPlanet$18.96$18.96$18.96
Palmetto State Armory$23.99$23.99$23.99

Since Oct 28, 2026.

About this part

The Precision Armament 1/2x28 Accu-Washer Muzzle Alignment System is a muzzle device from Precision Armament. It's sold by 6 stores (3 in stock), from $18.96 to $24.99. The lowest in-stock price in the last 30 days was $18.96 at OpticsPlanet.

Fits and works with

Muzzle thread
1/2x28 · Muzzle devices

Specifications

Manufacturer
Precision Armament
Thread pattern
½ x 28

From the manufacturer

Precise timing of your muzzle device has several benefits. For muzzle brakes, it allows you to perfectly orient your brake to match your shooting style. With suppressors and suppressor mounts, a properly aligned muzzle device will drastically reduce the risk of baffle strikes and enhance accuracy and repeatability. The Accu-Washer System from Precision Armament is the fastest and easiest muzzle alignment system on the market. Each washer is precision cut to a guaranteed thickness +/- 0.0001" for incredible accuracy and available in 18 sizes with timing adjustable from 0-360 degrees in 20-degree increments. Cut from 400-series stainless with a durable non-reflective oxide finish. This is a full set of all 18 1/2x28 Accu-Washers. Features: 1/2 x 28 with .750" outer diameter 18 washers in 20-degree increments 400-series stainless steel Oxide blasted matte grey finish Precision Armament produces a variety of high end accessories, muzzle devices, and more in their modern CNC manufacturing facility. With their full product line designed around rock solid reliability and enhanced reliability. From precision machining to exotic materials, Precision Armament creates products unmatched in performance and backed by a full lifetime guarantee.

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$18.96 at OpticsPlanet
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