JP Low Profile, Non-RailedClick Adjustable AR Gas Block System .750 BoreAllows click adjustable tuning the AR15/10 bolt velocity to reduce bolt slamming, manage recoil, and increase accuracy potential. The JPGS-9D model gas block is our low profile large bore (.750 dia) model with a non-railed design to fit under extended handguards. This model features our new click-adjustable detent system for precise adjustments and secure retention of your gas screw. Never lose your gas setting or screw.
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