Shower head diameter:10/12/16. Shower arm length:13.7. Showerhead Material: Stainless Steel. Tub Spout Material: Brass. Number of Handles: Single Handle. Valve Type: Ceramic Valve. Faucet Body Material: Brass. Water Flow:1.8 GPM. The valve with the rough part inside the wall. 1 x stainless steel shower head. 1 x brass shower arm. 1 x shower mixer valve with box. 1 x handheld shower and holder. 1 x stainless steel shower hose. 1 x brass tub spout. Large Square Rainfall Shower head. 304 stainless steel, ensuring corrosion resistance and durable. Shower Arm: 13.7 In Wall Mount Shower Arm. 3 Way Shower Mixer Valve. Material:Brass & Ceramic valve. Connection Size:NPT 1/2. Feature:Single lever handle for effortless temperature and flow control;Small diverter knob change top shower head, hand shower, tub spout work. 2.0 GPM Powerful Rinsing. Angle Adjustable on the handheld holder. 59” Kink-free Shower Hose. Tub Spout Reach:8-inch(20cm). Perfect for home & commercial use. We provide free return service. Logistical claims must be filed within 30 days of received the product. I describe items as well I can. If I have missed something, please let me know.