The TAR Podium is specialty made bipod platform for the TAR 21 rifles. FeaturesCompact and sleek design with no protruding parts.Rapid deployment mechanism operates by the push of a button.Provides steady and durable bipod platform.Quick and easy installation, no Gunsmith required.Replaces the grip bottom cap and secured with a single screwMade of light and durable high-end reinforced polymer composite.Saves valuable rail space for additional mounting options.Compatibility:TAR 21 rifles including CTAR 21 / GTAR 21 and STAR 21 (not compatible with the X95)