Foldable Adjustable Bike Rollers with Resistance for Indoor Exercise Color:Black The end caps pop into

The end caps pop into place and stay secure

LUBRICATED BEARING:The road bicycle pedals are built in one sealed bearing and one DU bearing

The thickened handle strap design makes it easier to carry

Folding bike

Enhanced Cycling Experience: The ROCKBROS Bike Computer Mount is designed to perfectly center your bike computer

Foldable Adjustable Bike Rollers with Resistance for Indoor Exercise Color:Black The end caps pop intoSAFETY & 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