The Shot Indicating Reddot Tactical Training Pistol. (SIRT-TP) offers a revolutionary way to train almost anywhere. The SIRT-TP is the most realistic training option on the market. Designed with the popular 1911 mind. If you love 1911 guns, you’ll be impressed by the weight, size and realism. Put it next to your 1911 firearm and marvel at the realistic features built into this gun. Practice all day and never pay another range fee. Pay less for 2000 rounds for this gun, than you would for 50 rounds of .45 ACP practice ammunition.