Meet the Reliancer Bike Rollers: a foldable aluminum cycling trainer that gives you a fun workout indoors. It can withstand up to 265lbs and fits most bikes with a wheelbase between 38.2 to 42.9″. It has dynamically balanced aluminum alloy drums and a PE nylon conveyor belt to give you a smooth, quiet but natural riding experience indoors.
This portable cycling trainer weighs only 17.5lbs. It measures 20.5″×20.8″×6.6″ when folded.