Sentry .936"  Clamp On Version - Melonite QPQ Finish

- 1.7 oz

- US PATENT NO. 9,410,756

- 15-position adjustability from 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 1.44" ID Handguard if going underneath