Computer O-Ring #5

Computer O-Ring #5   Fits: Dive Rite Nitek 1 Dive Rite Nitek 3 Dive Rite HE         Please note: This is just the o-ring for the computer.  We offer no warranty if you put this in yourself. It is a very easy thing to do but if you screw it up it is on you do not send me back computers to warranty for your two dollar o-ring.