Ergo 2 Ambidextrous Suregrip Kit f/AR-15/AR-10 Purple. With ergonomically correct finger grooves and being virtually impervious to oils and solvents the Ergo Grip2 is just what you need. Unique design allows installation on both .556 and .308 AR/M4 lower receivers without a need for spacer inserts. No need to buy other products so you can use the one you really want. There is an A2-sized inner cavity compatible with many accessories available on the market. The superior Surgrip material is mad of a with a Rhino Hide texture and features an over-molded rubber-like surface for a more positive grip and designed to prevent fatigue and enhance weapon control. So get your Ergo Grips AR Grip today Specifications for Ergo 2 AR15/AR10 Ambidextrous SureGrips Kits: Manufacturer: ERGO Gun Make: AR Platform Gun Model: AR-15 Condition: New Size: A2 Features of Ergo Grips Suregrip 2 Ambidextrous AR Grip: A2 Sized inner Cavity Compatible w/ Many Accessories Unique Design Allows Installation on Both .556 and .308 AR/M4 Lower Receivers w/o 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 Package Contents: Ergo 2 AR15/AR10 Ambidextrous SureGrips Kits Gapper Iinstallation hardware What firearm models does the manufacturer say Ergo 2 AR15/AR10 Ambidextrous SureGrips Kits is compatible with? The manufacturer says that Ergo 2 AR15/AR10 Ambidextrous SureGrips Kits is compatible with AR-15 AR-10Ergo Grip 4010-B-PUR: 2 AR15/M16/AR10 Grip Kit Suregrip Ambidextrous Purple