Thule VeloCompact 4th Bike Adapter YGroup_7034167689261 moisture-wicking and fast-drying X-Stretch fabric

moisture-wicking and fast-drying X-Stretch fabric

double-headed clamping arm that supports your extra bike by clamping it securely to the outermost bike

They also are excellent in shedding mud

to get the most out of your bike

formfitting base layer that'll keep the warmth in and against your body

Thule VeloCompact 4th Bike Adapter YGroup_7034167689261 moisture-wicking and fast-drying X-Stretch fabricIf you already have one of the Thule VeloCompact 926 or 927, 2 bike or 3 bike carriers, you can increase your capacity by one bike with this handy add on. The 4th bike adapter clamps securely to the outermost wheel support platform on your existing VeloCompact carrier and provides the same wheel support platform and ratcheting wheel straps as the VeloCompact carrier with the addition of a small, double headed clamping arm that supports your 4th bike