standard length harness adjuster straps compatible with all Diono convertible car seats.

Please select the correct version based on the manufacture date of your product.

Adjuster (pre May 2018) – Suitable for Diono Olympia, Pacifica, Rainier, Radian convertible seats manufactured prior to May 2018

Adjuster (June 2018 – December 2019) – Suitable for Radian 3 and Rainer 2 convertible seats manufactured between June 2018 and December 2019

Adjuster (post January 2020) – Suitable for Radian R and Q series convertible seats manufactured from January 2020