Magpul Industries MOE Fixed Carbine Stock, Fits AR Rifles, Mil-Spec, Black MAG480-BLK The MOE Fixed Carbine Stock - Mil-Spec Model (Magpul Original Equipment) provides an inexpensive" fixed" non-collapsing stock option for mil-spec size carbine-length buffer tubes. The MOE Fixed Carbine Stock has a slim profile" improved cheek weld" and multiple sling attachment options" and is compatible with ASAP(R) Plates and PRS(R) Extended Rubber Butt-Pad. Installation is non-armorer and does not require the castle nut or lock plate to be removed. Made in U.S.A.