SLR Sentry 8 .875 Adjustable Gas Block w/.400 in. Set Screw Spacing Black SA8-SM. 400 inch Set Screw Spacing. 15-position adjustability from 0 - 0.125 inch port opening. Metering screw and screw bore design allows repeatability and reliability only SLR...

In stock
ShipAmount $0.00
RevType 2
Manufacturer SLR
Sku SA8SM
Identity 14007378894