PneumaticPlus offers quality Air Preparation Units for various pneumatic applications. SAR Series T-Handle Regulators offer stable air flow with a locking hex nut to prevent accidental setting changes. SAR Series T-Handle Regulators can connect to SAF Series Air Filters & SAL Series Air Lubricators using our modular brackets to form a fully functional FRL unit. SAF Series Filters and SAL Series Lubricators are available on Amazon.com for purchase along with other PneumaticPlus Air Preparation Units. Search for "SAF400" in Amazon search box and you will find SAF400 Series Filters with Drain and Bowl options that will fit your need. Search for "SAL400" in Amazon search box and you will find SAL400 Series Lubricators with Bowl option that will fit your need. Looking for a space saving piggyback Filter Regulator? Search for "SAW400" in Amazon search box for our Filter-Regulator Piggyback units.