* The Pro Seat is the ultimate child seat for MTB families. It’s lightning fast to attach and remove, is fully adjustable, and has zero frame contact.* Designed for children 2 – 5 years (up to 60lb / 27kg)* Super fast to fit, remove and swap between bikes* Fully adjustable with zero frame contact* Adjustable to fit electric and regular mountain bikes* Fits all bikes with standard 1-1/8 steerers (10mm clearance required)