Maddog 13ci/3000psi Aluminum Compressed Air HPA Paintball Tank Air System | Refillable | Paintball Airsoft Etc! The Smallest and Lightest Aluminum HPA Compressed Air System on the market! Maddog's Industry-Standard Refillable 13 cubic inch / 3000 psi Aluminum High Pressure Air Bottle with Regulator offers enhanced accuracy, more consistent velocity, and higher performance in all weather conditions over CO2! Compact, lightweight, and convenient with a flat bottom for upright storage and on tables at the paintball field, range, etc.. Compatible with all standard paintball gun markers. Shots per fill depends on marker efficiency. This compact lightweight HPA tank is great for keeping your loadout tight and maneuverable. Many paintball pistol, Magfed, and airsoft players use this with a remote line setup sold separately. Maddog 13ci/3000psi Compressed Air HPA Tank Features: * BUILT FOR PAINTBALL, AIRSOFT, ETC! * Durable Lightweight Aluminum Tank Bottle * Industry Standard Output Pressure: 800psi * Know When You're Low Fill Level Gauge * Dual Burst Discs for added Safety * DOT Approved Cylinder * 5 Year Hydro Cycle EXEMPT - Date on the bottle is the date the tank was manufactured, NOT AN EXPIRATION DATE. 13ci Tanks are EXEMPT & Do NOT Require Hydrotesting * Flat bottom for upright storage or on tables at the paintball field * REFILLABLE Compressed Air Tank Ships EMPTY - Must Be Filled Prior to Use All Compressed Air HPA tanks are shipped EMPTY to comply with US Department of Transportation laws