AR-308 Helical 1 Piece Gas Ring
$4.09 at Brownells · 5 stores
In stock
Best price
$3.95at MidwayUSA
In stock checked Oct 1, 2026
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| MidwayUSA Best price | $3.95checked Oct 1, 2026 | In stock | Buy at MidwayUSA | |
| OpticsPlanet | $4.99Salechecked Oct 1, 2026 | In stock | Buy at OpticsPlanet | |
| Palmetto State Armory | $3.99Salechecked Sep 29, 2026 | Check store | Buy at Palmetto State Armory | |
| Brownells | $3.95checked 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
Lowest in-stock price in the last 30 days: $3.95 at MidwayUSA. Dashed line = out of stock. Tracking since Sep 28, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Brownells | $3.95 | $3.95 | $3.95 |
| MidwayUSA | $3.95 | $3.95 | $3.95 |
| OpticsPlanet | $4.99 | $4.99 | $4.99 |
| Palmetto State Armory | $3.99 | $3.99 | $3.99 |
Since Sep 28, 2026.
About this part
The Or AR Shim Set For .308/7.62 is an AR-10 upper part from Strike Industries. It's sold by 4 stores (2 in stock), from $3.95 to $4.99. The lowest in-stock price in the last 30 days was $3.95 at MidwayUSA.
Fits and works with
- Caliber
- .308 / 7.62x51 · Shop matching ammo
- Bolt
- AR-10 (.308 / 6.5 CM) · Bolt carrier groups
Specifications
- Manufacturer
- Strike Industries
- Platform
- AR-10
From the manufacturer
The Strike Industries AR Shim Set for .223/5.56 or .308 assists in timing and alignment of your muzzle devices for a piece of mind dependable installation. Crush washers are usually a one-time use washer designed to deform and do not guarantee alignment. Shim washers are flat, consistent and should be used whenever bore alignment is critical in applications such as silencer mounts or to ensure your muzzle device ports are correctly positioned. Available in both 1/2"-28 TPI (.223/5.56) or 5/8"-24 TPI (.308) sizes, the Strike Industries AR Shim Set for .223/5.56 or .308 are solid one-piece shims made in various precision thicknesses for just about any application. Package Con Mfg: Strike Industries
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