This is a brand new, in box, TriggerTech AR trigger with flat face, and a fixed 3.5 lb. pull. Also included are the Armaspec anti-walk pins. I paid $180 with tax and shipping just a few weeks ago. The retail outfit wants a 25% restocking fee, so my loss is your gain. $150 saves you on the tax and shipping. That price is very fair, and very firm. Cash only F2F in northwest Plano. This trigger will fit both AR-15, and AR-10. Thank you for looking.