Ninja 68ci 4500psi SL2 HPA Tank with Thread Protector/Nipple Cover - Limited Edition St. Patrick's Day Lucky Clover Regulator:Pro V2 SLP Reg (+$20.00) but is also flexible enough

but is also flexible enough to prevent clipping of the stack above the breech as the bolt drives forward

Ultra-soft

which means it's powered by a spring and must be cocked for each shot

meaning it uses a tank and loader instead of 12 gram CO2 cartridges and a 10 or 15 round tube

Ninja 68ci 4500psi SL2 HPA Tank with Thread Protector/Nipple Cover - Limited Edition St. Patrick's Day Lucky Clover Regulator:Pro V2 SLP Reg (+$20.00) but is also flexible enoughThe Ninja Paintball 4500psi SL2 carbon fiber HPA tank is a DOT approved carbon fiber tank mounted with one of Ninja's supreme regulators. Every one of the regulators mounted is an ATSM compliant (Bonnet Thread DOT Burst Disk Restrictor, Bleed Hole, and Safety Groove) regulator made right here in the U. S. A that has an SRT piston (Sonic Recharge Technology), MFV (Mini Fill Valve) and a SPA (Shim Pressure Adjustment). These tanks are hand crafted,