Slim Design Free Float Hand Guard 15" Length for AR-308

1) One-Piece Slim Design Free Float Hand Guard System
2) Integral Top and Bottom Rails
3) Versatile Side Mounting Base
4) Light Weight Design
5) Barrel Nut Made Out of 5140 Steel
6) Tube is Precision Machined Out of Premium 6061 Aircraft Aluminum
7)TEFLON Coated Anti-Stripping Screws