Replacement Lawnboy peristaltic pump part.
Replacement instructions:
Unscrew hose clips, taking note of where the hose is positioned.
Remove old hose.
Adjust hose clips so they fit around new hose.
Fit new hose by pushing up onto the piping.
Tighten hose clips by adjusting screws.
Stretch hose around the rollers and test with water.
Adjust hose by sliding up or down piping to obtain required spray pressure.