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Easily clamps directly onto your AR-15
Sling swivels for easy transport and stowage
Built-in rail for adding extra accessories
Rock River Arms is a premium manufacturer of AR and AR related accessories. This Flip Front Sight Gas Block Assembly easily clamps directly onto your AR-15 and features sling swivels, a bayonet lug, and small railed section on the underside of the assembly for additional accessories. Matte black finish.
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