TUSA RS-1001 First and Second Stage Regulator

The balanced diaphragm R1000 first stage is compact and lightweight.  It has a full complement of four low-pressure and two high-pressure ports and is fine- tuned for optimum performance.
 
FEATURES
First stage (R1000) 
>     Balanced diaphragm first stage
>     Cold water insulation system
>     Two H.P. ports and four L.P. ports (2 standard/2 high flow) ports
>     High flow L.P. ports offer up to 15% increase in air flow

Second stage (S0001)
>     Lightweight, compact composite case design
>     Left or Right hand configuration
>     Venturi adjustment lever
>     Ortho-consciously designed mouth piece