<p><strong>Ninja Carbon Fiber HPA Tank - SUPERLIGHT / SL - 77/4500 - Graphic Joker </strong></p> <p>These bottles are 30% lighter than standard carbon fiber tanks. This bottle is one of the lightest DOT approved tank in the USA!.</p> <ul> <li>MADE IN THE USA!!!! </li> <li>SRT piston - Sonic Recharge Technology piston - plated aluminum piston that produces an industry leading recharge rate and virtually eliminates reg shoot down </li> <li>SPA - Shim Pressure Adjustment- change output pressure by adding or removing shims, not springs or pistons </li> <li>MFV - Mini Fill Valve - Non wrist digging, low profile design fill valve </li> <li>All black tactical look </li> <li>Brass or optional Aluminum bonnet - see regulator parts for details </li> <li>Meets all DOT, CGA and ASTM specifications </li> <li>Completely rebuildable by the end user </li> <li>Every regulator is hand crafted and factory tested </li> <li>Super low response curve 0-50 psi from full to empty </li> </ul> <b>Safety </b> <ul> <li>ASTM COMPLIANT bonnet thread </li> <li>ASTM COMPLIANT DOT burst disc </li> <li>ASTM COMPLIANT Low pressure burst disk </li> <li>ASTM COMPLIANT Restrictor, bleed hole and safety groove </li> <li>Mini Fill Valve IS hardened, plated 5000 psi rated </li> <li>Reg installed to ASTM specifications</li> </ul> <b>Product Features</b> <ul> <li>77 cubic inch </li> <li>4500 psi </li> <li>D.O.T. approved Carbon fiber bottle </li> <li>5 year hydro </li> <li>Gives you 1200 shots per fill depending on marker</li> </ul>