SLR Rifleworks: Sentry 9 Set Screw Adjustable Gas Block

Sentry .936" Set Screw Version – Melonite QPQ Finish

• .400" Set Screw Spacing
• 1.8 oz

Features:

• 15-position adjustability from 0 – 0.125" port opening
• Metering screw and screw bore design allows repeatability and reliability only SLR has been able to deliver
• Single tool click to adjust gas metering
• Melonite finish 4140 Precision machined gas block
• Melonite finish 4140 Nexturn Swiss precision metering screw
• Stamped Alloy Flat Spring with 1400deg temper
• Melonite finish 4140 detent plunger
• USES STANDARD GAS TUBE
• Tool, roll pin and mounting screws included

NOTE- Needs Minimum 1.4" ID Handguard if going underneath