Features: Model: BullMaster Caliber: .25 Max Velocity (Lead-Free Pellets): 900 FPS Max Velocity (Lead Pellets): 900 FPS Max Energy: 38 FPE Shots At Optimal Velocity: 120 Stock: Bullpup, advanced polymer, pistol grip, elevation adjustable combo, adjustable butt pad. One fore stock accessory rail. Semi-Automatic Action Fully Shrouded, Precision Rifled and Choked Barrel Large 500cc Bottle Provides More Shots Per Fill Combo Scope Rail (11mm and 22mm) Spring-Loaded Rotary Magazine Overall Length: 30.9" Barrel Length: 19.7" Weight: 10.3 lbs.