BMP-50 Samurai 210mm Telescopic Bike Pump GreyThe BBB Samurai Bike Pump is lightweight and compact. It can be used for MTB, Road Cycling or Urban Commuting. More Information Lightweight 6061 T6 aluminium mini pump with extractable hose Dual function, high volume and high pressure Lock system prevents the handle from sliding down A minipump is small, gives you high pressure, but low volume. Or when it extends longer, it gives you a high volume, but low pressure. The Samurai has the best of both.