This is the Wahoo KICKR ROLLR: a smart bike roller trainer that gives you a more realistic ride. It has a dual-roller design and safety tire gripper for quick set up. KICKR ROLLR offers controlled resistance in level, ERG and simulated modes. It has a quick-adjust wheelbase clamp.
You can connect this to ANT+ power meters to monitor your performance with precision. The KICKR ROLLR has a simulated grade range of -10 to 10%. It can handle up to 250lbs riders.