Ar-15 Sentry Adjustable Gas Blocks Steel Set Screw - Sentry Gas Block .750 Adjustable Steel Set Screw

Name: Ar-15 Sentry Adjustable Gas Blocks Steel Set Screw - Sentry Gas Block .750 Adjustable Steel Set Screw
Brand: Brownells
Price: 137.87 USD
Availability: InStock

Sold byBrownells•Posted Apr 28, 2026

$137.87

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Deal Summary

Currently in stock.
Category: parts
SKU: 100025368
Brand: Slr Rifleworks

Price History

Deal Details

The SLR Rifleworks Sentry Adjustable Set-Screw Gas Block ensures that AR-15 shooters have the ability to fine-tune their gas system for optimum operation. The SLR Rifleworks Sentry Adjustable Set-Screw Gas Block is constructed with a simple metering system that doesn't use springs or balls and is adjustable through the use of an included tool. Machined from 4140 steel Features QPQ Melonite finish Comes in .625, .750, .875 and .936 diameter sizes The SLR Rifleworks Sentry Adjustable Set-Sc