100 and 500 Bike Pump Head Repair Kit

How do you replace the pump head?

1) Unscrew the grey part

2) Put the green plastic piece on based on which type of valve you're using

3) Put the black piece on top of the green piece

4) Screw the grey part back on

Small and large valves

Compatible with these types of valve: Presta / Dunlop / Schrader

Composition

Polyamide 6.6

Polypropylene

Rubber