AR-15 Barrel Nut Aluminum Black
$34.75 at MidwayUSA · 2 stores
In stock
Best price
$34.99at AR15Discounts
checked Nov 10, 2026
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| AR15Discounts Best price | $34.99checked Nov 10, 2026 | Check store | Buy at AR15Discounts | |
| Dirty Bird | $34.99checked 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
Dashed line = out of stock. Tracking since Oct 28, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| AR15Discounts | $34.99 | $34.99 | $34.99 |
| Dirty Bird | $34.99 | $34.99 | $34.99 |
Since Oct 28, 2026.
About this part
The Sig Sauer M400 Tread Barrel Nut is an AR-15 upper part from Sig Sauer. It's sold by 2 stores, all at $34.99.
Specifications
- Manufacturer
- Sig Sauer
- Type
- Barrel Nut
- Platform
- AR-15
From the manufacturer
Barrel Nut, M400 Tread To Accommodate The Tread Specific Handguard
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