The Vengent S440 has the New Acuslide Cocking and De-Cocking System. The Rangemaster Pro Scope includes lighted aiming points for precision down-range accuracy. The Micro-Trac Barrel increases the accuracy and has the longest string life in the industry. The Vengent shoots up to 440 FPS and 5.8 inches from axle-to-axle. More features include the TEC-X Stock and the S1 Trigger which will help you get to the performance level you want.