The Superior Weapons Systems rifle length free float tube is manufactured for the AR-15. This product is machined from an extrusion. The rails are to military specifications Mil-std-1913. T numbers on all rails.

Specifications:

• Overall Length: 14.00"
• Weight:

Features:

• Free float tube provides a continuous top rail

• Slots on the rail can be timed to slots on the receiver

• Unique mounting system