Observer (Stem-mounted child seat)

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The Hamax Observer is a front position seat that allows your child to view the world in a brand new way and offers easy-to-use adjustable features designed to be single-handed so you can leave one hand on your bike when securing your child.


  • One-Hand Adjustments For Safety

Footrests, foot straps, and safety harnesses offer easy adjustability for children from 9 months* to 33 pounds. Every adjustable feature is designed to enable quick, single-handed adjustments so that you can always leave one hand on the bike to ensure stability.

  • Easy Mounting

Two mounting bracket options (detailed below) offer adaptability to multiple bike styles. The Observer seat offers a quick mount and release design for optimum flexibility. 

  • Comfortable Rubber-Padded Straps

Foam padded straps offer exceptional comfort and a secure fit. The durable rubber material is non-slip to ensure proper positioning over the child’s shoulders so they can’t wiggle free.

  • For children from 9 months to 15 kg
  • Windscreen for protection against wind, rain and insects when bicycling (accessory)
  • One-hand operation of harness and foot rests
  • Compact  –  providing enough space for the parent to cycle and step down between the saddle and the front seat
  • Design in line with the Caress rear mounted seat
  • Stem diameter 20-28 mm
  • An innovative bracket ensures easy attachment/removing of seat and wind screen
  • Adapter bracket for a-head/threadless available
  • Lockable

Min age: 9 month*

Max weight child: 15kg

Fits stem diameter: 2-28mm

*9 months reflects approximate age when child can hold head upright without support.