Guntec ar15 tactical entry stock set black FEATURES:-Micro stock design w/ short buttplate-High density polymer-Lightweight-5.56 caliber-Accepts QD sling swivel on left or right side-Matte black finish-Complete w/ buffer tube, end plate, castle nut-CAR buffer & chrome recoil spring Other Features: New micro stock design complete w/buffer tube ambi 1 point sling plate castle nut, buffer & spring short buttplate