The HiPoint 4595P features a threaded barrel QD sling capability last round lock open thumb magazine release compatibility for various buffer tubes and folding braces and Picatinny rails at 12 6 oclock back plate accepts standard buffer tube Ghost Ring Aperture rear sight and HiViz Light Pipe Fiber Optic. 9rd magazine interchangeable with JHP45 and 4595. Includes trigger lock sling and swivels.