
Availability: In Stock
Building a modern AR-15 with a slim handguard? The Troy Industries 2" Low-Profile Gas Block is engineered to tuck under free-float rails and keymod/picatinny furniture without interference. This is a direct swap for AR-platform rifles running .750" gas tubes, letting you ditch the chunky A2-profile front sight and clean up your receiver's appearance. The low-profile design also covers the taper-pin holes left behind by traditional A2 gas blocks, so you won't have empty divots visible on your rifle.
Troy machined this block from 4140 steel and applied a manganese-phosphate finish for durability and corrosion resistance in the field. At just 2 inches long, it delivers the gas-tube port function you need without the visual bulk of older designs. This is the part serious AR builders reach for when they're tired of compromising between a quality handguard and a functional gas block.
Installation is straightforward for anyone comfortable swapping AR upper components. You'll need to source a gas-tube roll pin separately to complete the assembly, but that's a standard hardware-store find. Dimension check: the .750" inside diameter confirms compatibility with standard AR-15 gas tubes.
| Length | 2 inches |
| Gas Tube ID | .750 inch |
| Material | 4140 Steel |
| Finish | Manganese-Phosphate |
| Platform | AR-15 |
| Color | Black |
Yes. The low-profile design is specifically engineered to clear free-float and slim-profile handguards that would normally interfere with standard A2 gas blocks.
This block is compatible with .750" inside diameter gas tubes, which is the standard for AR-15 platforms. You'll need to source a gas-tube roll pin separately to complete installation.
Yes. When you install this block as an upgrade from an A2 front sight, it covers those unused taper-pin holes, giving your receiver a finished appearance.
The gas block itself is included. You will need to supply your own gas-tube roll pin to complete the assembly.

SKU: 194195712 • Weight: 0.15oz





Availability: In Stock
Building a modern AR-15 with a slim handguard? The Troy Industries 2" Low-Profile Gas Block is engineered to tuck under free-float rails and keymod/picatinny furniture without interference. This is a direct swap for AR-platform rifles running .750" gas tubes, letting you ditch the chunky A2-profile front sight and clean up your receiver's appearance. The low-profile design also covers the taper-pin holes left behind by traditional A2 gas blocks, so you won't have empty divots visible on your rifle.
Troy machined this block from 4140 steel and applied a manganese-phosphate finish for durability and corrosion resistance in the field. At just 2 inches long, it delivers the gas-tube port function you need without the visual bulk of older designs. This is the part serious AR builders reach for when they're tired of compromising between a quality handguard and a functional gas block.
Installation is straightforward for anyone comfortable swapping AR upper components. You'll need to source a gas-tube roll pin separately to complete the assembly, but that's a standard hardware-store find. Dimension check: the .750" inside diameter confirms compatibility with standard AR-15 gas tubes.
| Length | 2 inches |
| Gas Tube ID | .750 inch |
| Material | 4140 Steel |
| Finish | Manganese-Phosphate |
| Platform | AR-15 |
| Color | Black |
Yes. The low-profile design is specifically engineered to clear free-float and slim-profile handguards that would normally interfere with standard A2 gas blocks.
This block is compatible with .750" inside diameter gas tubes, which is the standard for AR-15 platforms. You'll need to source a gas-tube roll pin separately to complete installation.
Yes. When you install this block as an upgrade from an A2 front sight, it covers those unused taper-pin holes, giving your receiver a finished appearance.
The gas block itself is included. You will need to supply your own gas-tube roll pin to complete the assembly.
SKU: 194195712 • Weight: 0.15oz
