Troy’s MP5 Rail, based off the popular TRX Extreme, is constructed from sleek, lightweight aircraft aluminum and available for the HK MP5. The Troy MP5 rail system allows for the addition of smaller rail sections where needed for total modularity and the optional optics rail make them the perfect solution for Law Enforcement and Military applications. Installs easily, utilizing the same mounting hardware as original factory handguard. Not compatible with the Coharie MP5. Patent Pending.