Thule Sleek Adapter Kit - Upper and Lower Adapters


The Thule Sleek Adapter Kit consists of the upper and lower adapters, which are needed to turn your Thule Sleek into a double stroller.

If you have the Thule Sleek bassinet or sibling seat, the adapter kit is included with purchase.

For configurations involving an infant car seat, additional car seat adapters are required.

This listing is for a adapters only. It does not include a car seat or a stroller.

Shipping Information

Most orders are shipped via FedEx Ground from our warehouse in Scottsdale, Arizona within 1 business day.

In some cases, Strolleria will dropship an order directly from the manufacturer to the customer to shorten the delivery time. In these instances, items typically ship within three business days, but the total delivery time is reduced.

Please see this page for the number of days it takes for products shipped via FedEx Ground from Scottsdale to arrive at your location. FedEx delivers packages on Saturdays and Sundays in most cities, excluding rural areas.

Return Policy

Strolleria accepts returns of new, unused items that are returned to us within 60 days of receipt. 

Because safety is a top priority for us and all new parents, Strolleria only accepts returns of items that have never been used. Items must be returned in the same condition in which you received them, including the original packaging.

All products sold by Strolleria are covered under a manufacturer's warranty. If the product is defective or becomes damaged during the warranty period, the manufacturer will send a repair or replacement part at no cost.

Visit this page for our complete return policy.