Samson Vertical Grips are renowned in the shooting world for their quality. Our Vertical Grips are available with M-LOK, KeyMod, or Evolution attachment plates. The two-piece design allows you to remove the grip from the rifle while leaving the attachment lug in place. Samson Vertical Grips are made of solid aluminum and stainless steel for their unmatched durability and dependability.Features :Grenade Design,Medium: 3.50";"M-LOK"Material: 6061-T6 aluminumFinish: Black MIL-A 8625 type III class 2 anodizingMade in New Hampshire, USA