JP One-Piece Adjustable Gas Block - .750

The JP Adjustable Gas System (Model: JP / JPGS-5D) is a low-profile, one-piece gas block designed for AR-15 platforms with a .750” barrel journal. Engineered to fit under many popular free-float handguards, this compact adjustable gas block allows users to fine-tune gas flow for improved cycling performance when using different ammunition types, suppressors, or competition setups. Constructed from durable 416 stainless steel with a black finish, it offers corrosion resistance and long-term reliability in demanding conditions.

This model incorporates a click-adjustable detent system that provides repeatable gas screw adjustments and helps maintain your selected setting during operation. With side-access adjustment and internally retained detent components, the design supports straightforward installation and maintenance while minimizing the risk of lost parts.

Specifications

• Platform Compatibility: AR-15 (.750” barrel journal)
• Design: Low-profile, 1-piece construction
• Material: 416 stainless steel
• Finish: Black
• Weight: 2.4 oz.
• Length: 0.97"
• Height: 1.37" overall, 0.79" over bore
• Width: 1.16"
• Adjustment System: Click-adjustable detent, 6 clicks per rotation
• Adjustment Screw: 8-32 set screw, 5/64 hex drive (included)
• Attachment Hardware: 6-32 x 3/8" socket head screws, T10 Torx drive (included)
• Gas Tube Pin: 5/64" x 5/16" roll pin (included)