Restrictions

Top takeaways

  1. The SLR Rifleworks Sentry Gas Block is adjustable for optimal AR-15 gas system performance.
  2. It features a simple metering system without springs or balls, and is made from 4140 steel with a QPQ Melonite finish.
  3. Available in various diameters including .625, and is secured with two set screws for a reliable gas seal.

Attributes

Inside Diameter: .625 Make: AR-15 Material: Steel Style: Adjustable Delivery weight: 0.068kg

Item details

Made in USA