CNC precision machined solid 6061-T6 aluminum with a hard anodized matte black finish, these quality rails give you lots of accessory options. Each has two QD sling swivel ports and with an inner diameter of 1.835". They can accommodate almost any low-profile gas block on the market.

Includes barrel nut and necessary hardware

Features:

• 12" Rifle Length
• Solid 6061-T6 Aluminum
• Picatinny / Weaver
• 28 Top Rail Slots
• Inner Diameter: 1.7"
• Weight: 17.4 oz