Unique Size 100 and 500 Pump Head Repair Kit, Default
If you lose one of the parts of your pump, don't throw the whole thing away. Use this pump head repair kit to extend the life of your Btwin 100 or 500 floor pump.
Compatible with B'Twin 100 and 500 floor pumps.
How do you replace the pump head?
1) Unscrew the grey part2) Put the green plastic piece on based on which type of valve you're using3) Put the black piece on top of the green piece4) Screw the grey part back on
Small and large valves
Compatible with these types of valve Presta / Dunlop / Schrader