Lead & Steel 4140 Nitride Quality AR-15 Gas Block 0.750in Black
$27.99 at OpticsPlanet · 5 stores
In stock Sale
Lead & Steel 4140 Nitride Quality AR-15 Gas Block 0.625in Black
No ratings yetBest price
$14.49at OpticsPlanet
Out of stock Sale checked Oct 19, 2026
In stock now instead
- Lead & Steel 4140 Nitride Quality AR-15 Gas Block 0.750in Black $27.99at OpticsPlanet
- AR-15 Gas Tube Melonite Carbine $14.40at Kentucky Gun Co
- AR-15 Gas Tube Melonite Rifle $14.40at Kentucky Gun Co
Where to buy
| Store | Price | Availability | Buy | Add to build |
|---|---|---|---|---|
| OpticsPlanet | $14.49Salechecked Oct 19, 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.
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Price history
Lowest in-stock price in the last 30 days: $14.49 at OpticsPlanet. Dashed line = out of stock. Tracking since Oct 12, 2026.
Show the prices as a table
| Store | Latest | Lowest | Highest |
|---|---|---|---|
| OpticsPlanet | — | $14.49 | $15.49 |
Since Oct 12, 2026.
About this part
The Lead & Steel 4140 Nitride Quality AR-15 Gas Block 0.625in Black is a gas system part from Lead & Steel. One store lists it, OpticsPlanet at $14.49. The lowest in-stock price in the last 30 days was $14.49 at OpticsPlanet.
Specifications
- Manufacturer
- Lead & Steel
- Color
- Black
- Finish
- Nitride
- Material
- Steel
From the manufacturer
Lead & Steel 4140 Nitride Quality AR-15 Gas Block 0.625in Black. Each gas block is individually gauged before being nitrided. If you want peace of mind look no further than the QGB Specifications for Lead & Steel 4140 Nitride Quality AR-15 Gas Block: Manufacturer: Lead & Steel Color: Black Coating: Nitride Fabric/Material: CNC Machined Gun Make: AR Platform Gun Model: AR-15 Weight: 3 oz Package Contents: Lead & Steel 4140 Nitride Quality AR-15 Gas Block 2 gas block screws What firearm models does the manufacturer say Lead & Steel 4140 Nitride Quality AR-15 Gas Block is compatible with? The manufacturer suggests that Lead & Steel 4140 Nitride Quality AR-15 Gas Block is compatible with AR-15Lead & Steel 20245: 4140 Nitride Quality AR-15 Gas Block 0.625in Black
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