Breathe effortlessly underwater with the MK11/S270 combo. Ideal for divers seeking reliable performance in a small package!

• Marine brass body with sealed internal parts to prevent water and pollutants from fouling the inner mechanism

• Constant and effortless airflow with the air balanced diaphragm design

• S270 lightweight casing consists of fibreglass-reinforced nylon core with a a PU outer layer making it extremely durable