Lyndall 60 x 59 1 4 in. Frameless Mod Soft Close Sliding Bathtub Door in Bronze with 1 4 in. (6mm) Transition Glass Surface Prep 000 RPM Micro fine depth adjustment ring 000 RPM Micro fine depth adjustment ring provides precise depth adjustments in 1 64 in increments and adjusts vertically for a constant switch cordset location Rubber overmolded side knobs provide comfort during use Spindle lock button allows for single wrench bit changes Foot pedal controlled siphon blast gun helps to reduces operator hand fatigue Bathtub door track assembly kit crafted of anodized aluminum for its strength and corrosion resistance that can be cut to size for better installation flexibility Mod sliding bathtub door designed to accommodate out of plumb (uneven