Rio Mobility Handcycle Tires for Firefly, Dragonfly or E-Dragonfly Next Gen 2.0

Rio Mobility Handcycle Tires for Firefly, Dragonfly or E-Dragonfly Next Gen 2.0 There are 2 types of tires for Firefly, Dragonfly, E-Dragonfly 2.0 1. Slick tire 12.5" 2. Knobby tire 12...