Shop › LUTH AR MBA-4 CARB STK CHK RISR BLK LUTH AR MBA-4 CARB STK CHK RISR BLK $124.97 Luth-AR MBA-4 Carbine Stock with Cheek Riser, Fits AR-15 & AR-10 Commercial and Mil-Spec Dia Buffer Tubes, Black MBA-4-CHP Quantity: Add To Cart Added! Luth-AR MBA-4 Carbine Stock with Cheek Riser, Fits AR-15 & AR-10 Commercial and Mil-Spec Dia Buffer Tubes, Black MBA-4-CHP