Magpul Industries Adaptable Carbine/Storage Stock, Fits AR-15, Mil-Spec Dia, Gray MAG370-GRY
Specifications:

Type
Firearm Type	AR-15
Firearm Model
Material	Reinforced Polymer
Finish	Gray
Features
Adjustment Type	Collapsible
Positions	6
Length of Pull	11.6"-14.9"
Rails
Texture Type
Swivel Studs
Free Floating
Grip Type
Tube Included	No
Max Capacity