YSI 6445 Wiper Kit for 6600 V2-4: includes two wiper assemblies, hex wrench, and instructions. (Does not include sensor).
For 6600 V2-4 sonde & hemisphere pH sensor
For 6000 V2-4 with wiper only
For 6600 V2-4 with wiper only
For 6600V2-4 sonde, 2 pack.
20 pack of wiper pad strips