Compatible Models:LiveRoll R500
MoZ-Roller ActionRoller Advance
V-Belt :K-16
• Rollers is originally for learning
pedaling skills rather than
building muscles. But if you
want to use rollers for this
purpose too, you can add extra
power by adding this unit
• Installed between the mid and
rear rollers. Driven by rear
roller
• 7 levels resistance power
• Quick installation and removal