Green Blob Outdoors Iron Sights Match Grade Model 4/15 Rear & High Profile Front Sight Gas Block, DPMS Oracle Fits All Picatinny/Weaver Style Rails, Great set up for the DPMS Panther Oracle Quick Detachable High Profile Front Sight Tower designed for low profile gas blocks and handguard rails Rear sight Rugged Aluminum/Steel Construction with Matt-Black Finish to Withstand the Harshest Environment and to Meet Most Demanding Requirements Precise MOA Windage and Elevation Adjustment in Accordance with Current Military Requirements Designed to Use with Hand guard Rails or Low Profile Gas Block