Features: - In The Carrier Version You Can Use Your Minia Straight Out Of The Box Without Needing Any Tools. Easily Place The Seat On The Bicycle In Just A Couple Of Seconds – A Delightful Feature For Those Commuters Who Needs Usability And Functionality In Their Daily’S Travels. - Easily Adjusted To Any Rack Size: The Mount Also Allows The Seat To Adhere To Either The Front Or The Back Of The Rack. While Minor, Moving The Child A Couple Of Inches Towards The Rider Can Help To Balance Out The Weight On The Bike. - Rack Not Included Specifications: Bicycle And Rack Compatibility: - This Bicycle Seat Must Only Be Mounted To Bicycles With Carriers That Comply With The Iso 11243 Standard - Load Capacity Of Carrier ≥ 27 Kg - Width Of Carrier: 120 – 175 Mm - Tubing Diameter Of Rack: Ø10 – 16 Mm - This Bicycle Seat Must Only Be Mounted To Bicycles With Wheel Diameters Of Either: 26”, 650b/27.5”, 700c/28” Or 29” - This Bicycle Seat Is Compatible With E-Bikes If The Requirements Listed Above Are Met.