G2 Ergonomics Competition Handguard System Black 7/8" Barkbuster Machined from 6061 aluminum! U-shaped inner clamps work around all controls, cables & lines Mounts perfectly with G2 Plastic Handshields (sold separately). Best fitting handguard on the market  guaranteed! Consider G2 Threaded Nylon Handguard Mounts (sold separately) for the most secure mounting system available.