Delta 1-2-3 custom shower door combines your choice of glass, track style and handle to create a personalized door; this door combination with the traditional style track in nickel with clear frameless glass and the classic, simplistic handle in brushed nickel offer a beautiful door at an incredible value Frameless, 1/4” (6Mm) ansi certified tempered safety glass treated with spot guard to make it easier to keep clean and resistant to water spots, soap scum and limescale when properly maintained; clear glass is completely transparent for a more open, contemporary look Reversible aluminum top track for two different style choices from traditional to casual with hidden rollers that smoothly glide the track; slim bottom track with center-guided door system for smooth quiet operation and side grab bumpers to hold glass panels in place Classic sliding door handle features a simple, no frills design for the ultimate in stylish functionality that's casual and timeless; aluminum and zinc construction for durability and corrosion resistance; 20” bar perfect for extra towel storage and two knobs for more shower room Fits doors with a minimum 50-1/8” to maximum 59-3/8” (127 cm to 151 cm) opening, with a 58-1/8” (149 cm) height, walk-in width of 21-3/32” to 29-3/32” (54 cm to 74 cm)