1) AR15/M4/M16 Quad Rail Hand Guard System
2) Fits Variant C.A.R. Length Models
3) 14 Slots On Each Rail
4) Easy To Install At Vertical Position
5) Precision Machined Out of Premium 6061 Aircraft Aluminum
6) Lightweight, Durable and Solid Fit. 

INSTALL

STEP1:INSTALL TOP COVER ON TO BARREL

STEP2:INSTALL BOTTOM COVER

STEP3:TIGHTEN 4 SCREWS

STEP4:INSTALL FINISHED,ENJOY YOURSELF