Apeks XTX50 Regulator, First Stage, YokeThis item is the first stage only of the Apeks XTX50 (DST), Yoke The XTX50 Regulator is for the diver who wants the benefits of a feature rich regulator at a moderate price. This popular first stage has four medium pressure ports all mounted on a rotating turret. This results in optimal hose routing while eliminating sharp bends in the hose. The first stage is over balanced resulting in a higher medium pressure at each depth. This translates to a very