slotted low profile block sits under a YHM diamondback handguard with clearance to spare. set screws hold position through 300 rds of suppressed fire. phosphate finish matches a phosphate barrel area


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Yankee Hill Machine
Overview
The Yankee Hill Machine Co. AR-15 Gas Block is a low profile, clamp-on component designed for a gas block diameter of .750 inches, ensuring a secure fit for your barrel. Made from steel with a phosphate finish, this gas block is durable and can withstand the rigors of regular use. It is commonly found in mid-length gas system builds chambered in 5.56 NATO, making it a reliable choice for those looking to enhance their rifle's performance.
Based on build data

Wmd Guns Ar-15 Gas Tube Nitromet Mid-Length
Gas Tube
Spikes Tactical Made in USA Ejection Port Door for AR-15 Style Rifle - SED7002

Wilson Combat Ar-15 Billet Upper Receiver

Geissele Automatics Llc Ar-15 Ssa-E X Lightning Bow Trigger

BLEM PSA AR15 Complete Classic Stealth Lower, Black
Lower Receiver
Radian Weapons Ar-15 Raptor-Sd Ambidextrous Charging Handle Od Green
Aggregated and anonymized data showing how builders use this product
| Product | Category | Times Built Together |
|---|---|---|
| Wmd Guns Ar-15 Gas Tube Nitromet Mid-Length | Gas Tube | 5 |
| Spikes Tactical Made in USA Ejection Port Door for AR-15 Style Rifle - SED7002 | 4 | |
| Wilson Combat Ar-15 Billet Upper Receiver | 4 | |
| Geissele Automatics Llc Ar-15 Ssa-E X Lightning Bow Trigger | 4 | |
| BLEM PSA AR15 Complete Classic Stealth Lower, Black | Lower Receiver | 4 |
| Radian Weapons Ar-15 Raptor-Sd Ambidextrous Charging Handle Od Green | 4 |
| Platform | Percentage |
|---|---|
| AR-15 | 92.3% |
| AR-9 | 7.7% |
| Caliber | Percentage |
|---|---|
| 5.56 NATO | 73.3% |
| .223 Wylde | 26.7% |
| Gas System | Percentage |
|---|---|
| Mid-Length | 64.3% |
| Carbine | 21.4% |
| Pistol | 7.1% |
| Rifle | 7.1% |
Builds in the community that include the Yankee Hill Machine Co., Inc. Ar-15 Gas Block Slotted Low Profile .750 Steel Black
| Build | Parts | Total |
|---|---|---|
![]() | 23 | $2846.64 |
![]() | 24 | $2626.97 |
![]() | 10 | $605.65 |
![]() | 10 | $815.82 |
![]() | 10 | $623.17 |
![]() | 32 | $2447.65 |
![]() | 19 | $4940.90 |
![]() | 27 | $2164.55 |
![]() | 20 | $1354.56 |
2 global ratings
slotted low profile block sits under a YHM diamondback handguard with clearance to spare. set screws hold position through 300 rds of suppressed fire. phosphate finish matches a phosphate barrel area
YHM low profile gas block at .750 dimensions is sized for standard mid-weight 5.56 barrels. The slotted top allows visual confirmation of gas tube alignment which is helpful during install. Set screws tighten into the dimple cleanly. Black phosphate finish.