The KRISS Vector MK1 Modular Rail is designed as bolt on hand guard extension for your Gen 2 and Gen 2.1 KRISS Vector CRB, and is made from aluminum alloy. The rail’s shape follows the form factor of the KRISS Vector’s body and is milled to reduce weight while still maintaining a rigid structure for support. Features Color: Black Material: Aluminum alloy Includes: One 10-slot Picatinny rail, one 7-slot Picatinny rail, four M4x0.7 mounting screws. Threading along the three o’clock, six o’clock, and nine o’clock surfaces to attach 7-slot Picatinny rails (additional accessory rails available separately). For use with the 16″ Vector CRB only. Will not fit Gen 1 Vector models. Size Chart Dimensions Overall Length 8.375″ / 213mm Overall Width 2″ / 50.8mm Internal Width 1.72″ / 43.7mm Internal Height 2.625″ / 66.7mm Weight 8oz / 226.7g
