READY TO DROP IN AND GO!! This is an SL8 replacement lower and has a Geissele Automatics SSA Trigger installed. Comes with an AR style bolt on grip and the Magpul PRS2 HK91 adjustable sniper style stock. This set up also includes a dual sling pin mount. Set up is only available in Black. Includes extended bolt release and SI selectors. ** WARNING: DO NOT DRY FIRE OUTSIDE OF THE SL8, DAMAGE WILL OCCUR AND IS NOT COVERED BY WARRANTY!