Type/Color: AR-15 Stock/Collapsible Size/Finish: Black Material: Polymer AR-15 Accessory: Y Other FEATURES: Mounts On Receiver Extension Tube (Included), USES Standard Carbine BUFFERS And SPRINGS With Included Spacer, Or A5 BUFFERS And SPRINGS Other FEATURES2: Install Requires Removal Of Buffer Tube. Buffer And Spring REQUIRED But Not Included.
