•A2 sized inner cavity compatible with many accessories available on the market.
•Unique design allows installation on both .556 and .308 AR/M4 lower receivers without a need for spacer inserts.
•Ergonomically correct finger grooves
•Integrated rear upper extension supports the web of your hand.
•Superior SUREGRIP™ texture improves weapon control, even while wearing gloves.
•Virtually impervious to oils and solvents.