68066 Neonatal Rat Gas Anesthesia Head Holder (Rubber ear bars 68308 included)
It offers maximal adjustment for positioning the head. The adaptor can rotate the head to multi-angle without blocking the anesthetic gas delivery. For different aged neonatal rat, there are 4 options for the gas mask: 10.0mm, 10.5mm, 11.0mm and 11.5mm in diameter. Vertical adjustable range: 30mm (+10mm~-20mm), with 100μm accuracy. Vertical rotatable range: 70° (-35°~ +35°), with 5° accuracy. Horizontal rotatable range: 70° (-35°~ +35°), with 5° accuracy. Horizontal adjustable range: 43.5mm. Diameter of inlet/outlet of the mask: 2mm.