Kuat Piston Pro

The Piston(R) Pro features some of the same great features as The Piston(R) Pro X minus a few bells and whistles. Features like all metal construction, OneTap(TM) hydro-pneumatic tire arms that make no contact on the bike frame, and tool-free wheel chock slides. But don't worry, this thing still sings. - All metal construction - OneTap(TM) hydro-pneumatic tire arms - No frame contact - Patented FastFit(TM) tool-free wheel chock system - Patented PedalPivot(TM) - Patented Flatlock(TM) hitch cam - No Worries Limited Warranty - 2 - Bike capacity (Add-ons Available) - 67 lbs. per tray on 2" 2-bike, 60lbs. for 1.25" version - 42 lbs. per tray on chassis mounted RV hitch (see limited warranty for details) - 53" Max wheelbase - 5" Max tire width