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Sentry .750" Set Screw Version - Melonite QPQ Finish .400" Set Screw Spacing Gen-4 1.3oz
Features:- 100% Gas seal allows full cut off and prevents gas from fouling metering screw - Complete disassembly is simple and take less than 10 seconds - 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 QPQ Finish 4140 Precision machined gas block - Melonite finish 4140 Nexturn Swiss precision metering screw - Proprietary Alloy Flat Spring with 1400deg temper - Melonite finish 4140 detent plunger - NO tiny springs to corrode, break or seize / NO tiny ball to seize or get lost - USES STANDARD GAS TUBE - Tool, roll pin and mounting screws included
Works with all SLR Handguards and most others