Brn AR-15 Modular Gas Block Kit With Rail, 0.750"
$63.99 at Brownells
In stock Sale
Best price
$63.99at OpticsPlanet
Out of stock Sale checked Nov 10, 2026
In stock now instead
- Brn AR-15 Modular Gas Block Kit With Rail, 0.750" $63.99at Brownells
- Noveske AR-15 Gas Block .750 Low Profile $65.00at MidwayUSA
- Picatinny Rail Adjustable Gas Block, .750 $61.99at OpticsPlanet
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| OpticsPlanet | $63.99Salechecked Nov 10, 2026 | Out of stock | Buy at OpticsPlanet |
Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.
Similar gas system parts in stock
This part is out of stock at every store we track. These similar gas system parts are in stock, with today's prices.
Noveske AR-15 Gas Block .750 Low Profile
$65.00 at MidwayUSA · 6 stores
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Picatinny Rail Adjustable Gas Block, .750
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Precision Reflex Pri Low Profile Gas Block .750 Diameter Steel Black
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Price history
Dashed line = out of stock. Tracking since Oct 26, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| OpticsPlanet | $63.99 | $63.99 | $63.99 |
Since Oct 26, 2026.
About this part
The SIG SAUER Gas Block Low Profile M400 STS is a gas system part from Sig Sauer. One store lists it, OpticsPlanet at $63.99.
Specifications
- Manufacturer
- Sig Sauer
From the manufacturer
SIG SAUER Gas Block Low Profile M400 STS. The manufacturer suggests that SIG SAUER Low Profile Gas Block is compatible with SIG Sauer SIGM400SIG SAUER GASBLOCK-LOWPRO-M400: Gas Block Low Profile M400 STS
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