ROCKBROS Adjustable Indoor Bike Trainer Stand with Resistance - Foldable Cycling Rollers for MTB & Road Bikes - Perfect for Home Workouts & Winter Training

Aluminum alloy material, hard and stable, not easy to sink. Adjustable length, suitable for bicycles of 970mm-1090mm's wheelbase. Three screws fixed, stable and not shaking, quality is guaranteed. Read more

✔SAFETY & STABILITY: indoor sports safety first, parabolic rollers enhance stability, scientific design makes him safer than straight rollers, choose safer indoor bicycle training rollers.

✔DURABLE & FOLDABLE: High-strength and high-end aluminium alloy roller bicycle trainer, with three aluminium rollers mounted into an adjustable frame to hold bike wheels. Never worry about our quality.This roller trainer is foldable, handy and save space.

✔LIGHT WEIGHT & PORTABLE: 3 folds flat and lightweight ( only 6.5kg/pair ) design ，Save your indoor space, convenient for you to take it anywhere.

✔COMPATIBLE WITH: The front adjustment holes with measuring cylinder can adapt different bicycles wheel,suitable for mountain bike,700c road bike, folding bike size between 16-29".

✔QUALITY ASSURANCE:We are very confident in the quality of our products. We promise that if there is any quality problem, we will provide free return and exchange services.