Replacement Isodry Titanium Control Head connects to an Isodry Vacuum Hose. The Titanium Control Base includes two (2) Vacuum Levers to adjust suction in the upper and lower areas of the Mouthpiece. Specifications: Autoclavable 1 x 1 x 2 5/16 in (25.4 x 25.4 x 58.67 mm) Bio-Compatible Surgical-Grade Titanium A