Topeak Road DA G Mini Pump, 120psi, With Gauge, Presta only, Black solar kit 1mm diamter silica (glass) beads

1mm diamter silica (glass) beads are useful for homogenization of gram negative and gram positive bacteria

Model HRS-15642-01E Magnification 1

Acoustic Echo Cancellation

Rechargeable internal lithium-ion battery

and this is how the story of the new G33-B wheelset began

Topeak Road DA G Mini Pump, 120psi, With Gauge, Presta only, Black solar kit 1mm diamter silica (glass) beadsA compact, lightweight Dual Action pump with gauge that road riders can fit anywhere. Large integrated 1 1 8" diameter easy to read analog gauge provides the perfect inflation every time. Dual Action (DA) doubles volume with each stroke and inflates tires to 120 psi 8 bar. Integrated dust cap keeps pump head clean and thumb lock lever insures air tight seal. Dual Action Technology Delivers air on the push and pull stroke to inflate tires 2X faster