The Ninja LPR is adjustable from 0 to 130 PSI for all your airsoft needs, and will vent excess pressure above 130 PSI in order to protect your rifle from damage. With the LPR, you can use any source of pressure, up to 1000 PSI, to power your gun. This LPR includes an integrated tournament lock for compliance with the majority of airsoft facilities, and can be adjusted with an allen key for velocity. Best of all, this LPR works with both HPA or SLP compressed air tanks. This tank offers a 36” long remote line, perfect for use with a rifle.