Knight's Armament Long FF RAS, MK12 Mod 1 w/3-ribbed panels
this is a shop and show demo. Minor handling marks.
Knight's Free-Float RAS replaces the standard hand guards on the AR15. This is the handguard that is used on the SPR/A, SPR/B, and Naval Special Warfare Command (NSWC) SPR aka Mk12 Mod1 or special purpose rifle.
This is also the rail used on the USMC SAM-R.
Picatinny rails on all four sides allow endless possible mounting solutions for accessories such as sling mounts, a bipod, vertical forearm grips, flashlights and more. The RAS comes with three 11 rib panels to help protect the rails from damage.
Rail is marked "pn 99167" KAC box and all parts included.