The Sons of Liberty Gun Works L89 handguard takes what makes the M89 handguard a best in class product, and elevates it even further. Featuring 7 sided M-LOK attachment slots, two integrated steel QD (limited rotation) sockets, and maximized cooling slots beneath the 12 o'clock rail, the L89 is built for end-users who require every little bit of mounting space they can get. Built on the M89/Drivelock lockup system, the L89 incorporates valued end user feedback in getting the most utility possible out of a handguard in modern combative applications. Maximum strength, maximum mounting space, and weight savings material choices make this one of the finest fighting handguards available to date. IncludedL89 RailBarrel NutBarrel Nut WrenchLock-Up Components FeaturesFinish: Mil-Spec MIL-A-8625F, Type III, Class 2, Hard Anodized CoatingNon-ReflectiveAnodized to match SOLGW receiversEngraved T-Marks