Specialized Roll 2.0 Low Entry Gloss Emerald Metallic / Fjord Metallic Size:SM The Sportcrafters Two-Wheel Drive Trainer

The Sportcrafters Two-Wheel Drive Trainer Set is perfect for owners of "delta" 2-wheel drive trikes (trikes with two drive wheels in back that have a rear "Differential" installed)

High-Strand 12mm Cable:  Semi-integrated ultra flexible high strand 12mm cable lock

Mounts on rear rack with hooks and Velcro strap

Bottom Bracket Inner Diameter is 1

Intuitive and powerful braking with quicker engagement and shorter free stroke

Specialized Roll 2.0 Low Entry Gloss Emerald Metallic / Fjord Metallic Size:SM The Sportcrafters Two-Wheel Drive TrainerThey say that every journey begins with a single step, but when that journey is related to exercise, that first step can sure be a doozy. But that one step, or in our case pedal stroke, can be life changingand there's no better machine to take the plunge with than with the Roll. It has everything you need to help achieve your goals, like a comfortable and upright geometry that makes getting on and off the bike super easy, wide and grippy 650b tires,