This 15 gpm transitional swivel sprayrator has dual threads 1516 in27M or 5564 in27F It features such as cyclone technology which reduces water consumption without sacrificing water pressure It has a 360 deg motion sprayrator with 2 spray patterns stream and aerated wide spray that works like a mini side spray This faucet sprayrator is WaterSense certified and can save you up to 30 water consumption