Delta T17051 Dryden Monitor 17 Series Valve Trim Only, Chrome Must purchase rough-in R10000-UNBX separately Maintains a balanced pressure of hot and cold water even when a valve is turned on or off elsewhere in the system 120 degree maximum handle rotation Available in Chrome, Aged Pewter, Brilliance(R) Stainless or Venetian Bronze(R) Pressure Balance with Volume control Solid brass forged body.