Chaser Player's Pack Includes: Chaser Paintball Marker KT Goggles 200 Round 11mm Paintballs Four 12g CO2 Cartridges KT Neck Protector KT Barrel Blocking Device and Squeegee Parts Kit and Owner's Manual Compatible only with Kingman Training 11mm (.43 caliber) paintballs. Kingman Training pistols are not compatible with standard size paintballs Marker Features: Reversal Striker Valve System (Patent 7,478,632) Magazine Style Loading System High Impact Polymer with Aluminum Receiver Velocity Range: 200-250 fps Joules: 1.6-2.0 External Velocity Adjuster Durable Anodized Fine Matte Finish High Visibility Hard Sights Quick Release Striker Bolt Slide Cocking System Ergonomically Designed Polymer Trigger Frame Rubber Grip Panel Due to the 12 gram CO2 cartridges that come with this item, it can only be shipped using UPS Ground shipping. UPS Next Day, Second Day and Three Day Select shipping methods and APO/FPO shipping are not available for this item. Orders received with Next Day, Second Day or Three Day shipping sele