Fortis ManufacturingA(R) Shift(TM) Short 1913 Picatinny Vertical Foregrip features 6061-T6 aircraft aluminum construction with a Mil-Spec Type III hard-coat anodized finish with a low-profile and snag-free design. This grip helps improve your rifle's ergonomics and gives users better control for improved accuracy. The Shift Short vertical foregrip features a hybrid design that allows it to be used as a vertical grip or as a comfortable hand stop when using a thumb over grip. Compatible with Picatinny rails. Made in USA.