The Camber AR15 Rail System featuring a Camber Lock mounting system is the next evolution of extremely popular handguards from Fortis Manufacturing. Built for the end user that requires an even more rock solid platform. The Camber Lock is one of the industries'most solid mounting systems available. The stainless steel barrel nut & locking camber nuts are purpose built for rigidity & weight savings. Installation only requires a high quality castle nut wrench (not included) and with an included T30 Torx L-Key, you'll lock the rail down in a matter of minute. This rail system is very easy to install and more importantly, remove to service your weapon. M-LOK slots in the usual 3, 6 & 9 O'clock positions with additional M-LOK slots at the 1:30, 4:30, 7:30 & 10:30 positions for all your light & switch needs. FeaturesContinuous Top RailM-LOK at the 3, 6, & 9 o'clock ADDITIONAL off-set location at the front of handguard.Type III Hard-coat AnodizedStainless Steel Barrel Nut (Castle Nut Wrenc...