WAC Lighting R-633-BN R600 Series Trim Adjustable Gimbal Ring Durable stamped metal construction Secured to lamp holder bracket by steel springs Provided with foam rubber gasket around outer perimeter When using a 75W max PAR30 Lamp, use one of the following housings: R-600D-N-A, R-602D-N-ICA, R-660S-N-A, R-601D-R-A