SLR Rifleworks .875 Melonite Sentry Adjustable Gas Block - Set Screw

Sentry .875"  Set Screw Version - Melonite Finish
.400" Set Screw Spacing
Gem-4

Features:

• 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 4140 Precision machined gas block
• Melonite 4140 Nexturn Swiss precision metering screw
• Proprietary Alloy Flat Spring with 1400deg temper
• Melonite 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