The JPGS-11D2 is a precision engineered gas block, part of our innovative D2 series, specifically designed for .750 diameter barrels. This ultra-compact component is crafted to seamlessly integrate under virtually any hand guard, ensuring minimal weight addition to your firearm. The D2 series stands out with its forward-facing adjustment mechanism, meticulously redesigned to eliminate access issues with hand guards. This advanced adjustment system not only excels in resisting dirt and fouling but also offers double the adjustment clicks per rotation, allowing for exceptionally precise gas control. The two-piece construction of the JPGS-11D2 simplifies installation, even on barrels with pin-and-weld muzzle treatments, making it a versatile and User-friendly choice for firearm enthusiasts seeking optimal performance and ease of use.

The D2 series features a streamlined design, specifically engineered to fit neatly beneath even the most slender handguards with a top rail, such as those in our M-LOK series
The reduced dimensions accommodate shorter gas block journals, such as those found on proof barrels, ensuring an optimal fit
The external detent mechanism on the nut improves resistance to dirt and carbon buildup, while the durable 5/32 drive facilitates the application of higher torque to effectively overcome and expel fouling
The adjustment nut is equipped with a 5/32 inches hex drive and slots, allowing for versatile customization using various tools, such as screwdrivers and knives
The D2 series adds an insignificant weight of only 2.5 oz
The D2 series features 52 adjustment clicks from fully open to fully closed, effectively doubling the number of adjustment clicks compared to our existing detent blocks
This makes them particularly suitable for short-barreled rifles (SBRS) and other barrels with high pressure and short dwell time

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JP Enterprises D2 2-Piece Low-Profile Adjustable Gas Block w/Detent Adjustment 0.75", Black