PSE Vector 310 Crossbow Package with Purple Accents, Black Speed of 310 FPS with 400gr bolt Fully Machined 3lb precision trigger System and upgraded Cam System Axle to axle length 18 1/4 , power stroke 11 1/4 Mass weight 6.3lb, draw weight 150-125lbs Vector 310 package: anti-dry Fire and auto safety trigger (3lb pull), Sling