Product description Shearwater Fischer Socket Cap
Fischer socket cap replacement for Shearwater Research dive computers.Fischer socket cap for Shearwater dive computers
Compatible with Petrel, Predator and NERD
O-ring provides watertight seal
Durable metal lanyard for secure attachment
Covers the Fischer 103A socket found on the EXT (enternal PPO2 monitoring) versions of the Petrel, NERD and Predator.