Description:

The C4 rail system is a lightweight, rugged, 2 piece free float rail that when installed gives the uppers a continuous top rail. The 12″ Front Post cut out version is made for the carbine gas system.

Features:

• Material: 6061 T6
• Finish: : type 3 hard coat anodized
• Weight: 13.8oz with screws---1.1oz with standard barrel nut
• Length: 12in
• Width: 2.1in
• Height: 2.38
• Inside diameter: 1.37
• Rails: 1913 spec rail with proper T-marks
• Fasteners: grade 8 bolts phosphate finished
• MADE IN USA

Barrel Nut Sold Separately

Retail $350