Hozelock Service Kit/O-ring set - Z42101 - to suit Hozelock Knapsack Lance Handle Z42114 & 4105
A set of three new rubber O-ring seals (plus strainer/filter to suit early model Hozelock Knapsack Lance Handle Trigger Assembly Z42114 only). The O-ring seals fit the 4105 unit as well, but the plastic assembly fits the Z42114 unit only.
- Hozelock Premium Plus Knapsack Sprayer Professional 16L - 4816
- Hozelock Knapsack Sprayer Professional 20L - 4820
- Hozelock Knapsack 12L - 4522
- Hozelock Knapsack 16L - 4526
Remove the O-ring seals and they will fit the piston assembly of the later model Lance Handle Trigger Assembly 4105
- Hozelock Killaspray - 4612, 4616, 4812
- Hozelock KillaSpray Plus 4905, 4907, 4910, 4912 & 4916 models
- Hozelock Backpack Pressure Sprayer Plus 16L - 4716
- Hozelock Backpack Pressure Sprayer Plus 12L - 4712
Please lubricate seals with silicon O-ring grease such as Molykote 111. Avoid petroleum jelly.