Griffin Armament 3 Lug Barrel Adapter - 13.5x1LH
$71.96 at Ammunition Depot · 4 stores
In stock
Best price
$71.96at Ammunition Depot
In stock checked Oct 16, 2026
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| Ammunition Depot Best price | $71.96checked Oct 16, 2026 | In stock | Buy at Ammunition Depot | |
| MidwayUSA | $71.96checked Oct 21, 2026 | In stock | Buy at MidwayUSA | |
| GunMag Warehouse | $72.99checked Oct 13, 2026 | In stock | Buy at GunMag Warehouse | |
| Battlehawk Armory | $56.65Salechecked Oct 16, 2026 | Check store | Buy at Battlehawk Armory | |
| Palmetto State Armory | $72.99checked Oct 15, 2026 | Check store | Buy at Palmetto State Armory | |
| Rainier Arms | Check priceprice on the store's site | Check store | Buy at Rainier Arms |
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: $57.56 at MidwayUSA. Dashed line = out of stock. Tracking since Sep 28, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| Ammunition Depot | — | $71.96 | $79.99 |
| Battlehawk Armory | — | $54.05 | $56.65 |
| GunMag Warehouse | — | $72.99 | $72.99 |
| MidwayUSA | $71.96 | $57.56 | $71.96 |
| Palmetto State Armory | — | $72.99 | $72.99 |
Since Sep 28, 2026.
About this part
The Griffin Armament 3 Lug Barrel Adapter - 1/2x28 is a muzzle device from Griffin Armament. It's sold by 5 stores (3 in stock), from $56.65 to $72.99. The lowest in-stock price in the last 30 days was $57.56 at MidwayUSA.
Fits and works with
- Muzzle thread
- 1/2x28 · Muzzle devices
Specifications
- Manufacturer
- Griffin Armament
From the manufacturer
These 3 Lug adapters are HK pattern and will work with any 3 lug silencer on the market made to this standard. They will also work with Griffin 3 lug interface assemblies1/2x28 Thread Total Length: 1.4375". Based off of industry standard .625" barrel threads, added length should be ~.8125".Made from 17-4ph stainless and Melonite QPQ treated.Features17-4 construction
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