Gear ratio of 138%
Automatic version of the S2 Kick Shift hub. The A2K shifts gear automatically according to the pedal cadence. Speed of shift is controlled by the wheel RPM so the road speed at which the shift occurs will vary with wheel size. Please see second image to see approx change speed for the two models.
2 speed hub with 6 bolt disc brake mount (freewheel)
No shifter cable or associated wear issues

36H A2K-H is available with 185mm axle & 135mm OLD (may be supplied at 132.5mm OLD suitable for 130mm and 135mm OLD dropouts).

Comes with Sprocket, circlip, non-turn washers and axle nuts

Please note this is a special order item and there will be a delay between order and dispatch. Please email info@hubjub.co.uk to confirm availability and current price before purchase.

The price includes Royal Mail Tracked and Signed delivery to the USA and also includes import duties collected by the carrier but please note I cannot guarantee that there will not be any further duties or fees when this reaches customs in the USA.