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Ships within 48 hours · Estimated delivery Jul 25 - Jul 30
The upgraded original 2-in-1 expandable booster
Rainier and Olympia models manufactured prior to 2018
For Diono Rainier 2AX only
Note: Seat not included
replacement harness straps hardware The upgraded original 2-in-1 expandablestandard length harness straps for all diono convertible car seats. Please select the correct version based on the manufacture date of your product. Short 33 (pre May 2018) Suitable for Olympia, Pacifica, Rainier, Radian convertible seats manufactured prior to May 2018 Standard 38 (pre May 2018) Suitable for Olympia, Pacifica, Rainier, Radian convertible seats manufactured prior to May 2018 Standard 38 (June 2018 December 2019) Suitable for Radian 3