This Mil-Spec stock kit includes a carbine length stock, end plate, stock nut, aluminum carbine buffer tube, buffer and buffer tube spring. Package Includes:

• AR-15 Buffer Castle Nut
• Stock Buffer End Plate
• Steel Spring for Buffer Stock
• AR-15 Collapsible Stock Buffer -3.0 OZ-Carbine Length (BLACK)
• AR15 Stock Buffer Tube -Mil-Spec -6 Positions