Hogue AR15 / M16 Piranha Grip G-10 - G-Mascus Black/Gray. G10 means that grips like the Hogue G-10 Piranha Grips for AR15 / M16 can be produced with many layers of the same color or different colors to achieve a specific cosmetic look. Typical G10 is made of only flat layers. Hogue Inc. has a new patent-pending method of producing G10 material called G-Mascus. This method produces different patterns within the colored material which produces a unique look. This material gives the Hogue G10 Piranha Pattern Grips for AR15 & M16 a similar look to Damascus steel - hence the name "G-Mascus". Hogue G10 AR15 Grips Piranha pattern is part of Hogue's unrivaled selection of G-10 grips and mainspring housings. All Hogue Grips and mainspring housings are precision machined from blocks of G10 and G10 G-Mascus composite then hand finished and inspected for consistency quality and fit. Specifications for Hogue G-10 Grips for AR15 / M16 Piranha pattern: Manufacturer: Hogue Gun Model: AR-15 M16 Fabric/Material: G10 Condition: New Country of Origin: USA Package Contents: Hogue G-10 Grips for AR15 / M16 Piranha pattern What firearm models does the manufacturer say Hogue G-10 Grips for AR15 / M16 Piranha pattern is compatible with? The manufacturer suggests that Hogue G-10 Grips for AR15 / M16 Piranha pattern is compatible with AR-15 M16AR15 / M16 Piranha Grip G10 - G-Mascus Black/Gray