NOT compatible with Weehoo CLASSIC or PRO models.

Check what model you have here: Which model Weehoo bike trailer do I have : Weehoo Customer Care (freshdesk.com)

These Dropper Hitch Kits are not compatible with the replacement Dropper Hitch Bushings.

You no longer need to remove your seat post to install and remove the Weehoo hitch kit.

Lightweight and strong alloy construction, with durable plastic bushings.

Compatible with Weehoo THRILL, TURBO, BLAST, VENTURE, and TWO bike trailers.

The Weehoo dropper hitch kit is compatible with dropper and suspension seat posts. Two halves easily install without removing your seat post. Lightweight, convenient and fast.

Fits seat post sizes 25.4, 26.8, 27.2, 28.6, 30.9, 31.6mm diameter.