Quick release – 30 seconds to fit, remove and swap between bikes after initial installation Designed for children 18 months 5 years, up to 60lb / 27kg, with 2 foot peg positions Adjustable leg width, angle, saddle position, and 2 foot peg options – making it simple to get the perfect fit Thick rubber padding, the Shotgun 2.0 seat is safe to use on carbon or alloy frames