Rozin Dual Handles Bathtub Faucet Arc Waterfall Spout Sink Mixer Tap Brushed Nickel Deck Mounted 3 Holes,Fit for 8-inch Centre(the left to the right) holes at least Cold and hot water mixing,controlled with two knobs Spout Width:93mm(3.66");Spout Height:195mm(7.48");Diameter of each knob base:50mm(1.96") 1/2" Standard connection,with connection hoses Rozin provides any replacement in future use,so contact unhesitatingly once you have any problem