The Element accessory rails are a standard Mil-STD-1913 Picatinny rail used for mounting accessories such as bipods to the hand guard of the Element chassis system. They are made from 6061 T-6 aluminum and come in a matte black anodized finish and are available in 4" and 2" lengths. These rails will only fit our Element chassis system and are mounted utilizing the threaded mounting holes available on the Element hand guard.
**WEIGHT: .5 ounces. (2 inch) *WEIGHT: 1 ounces. (4 inch)