Upper and lower adapters to configure your Thule Sleek into a sibling stroller.

• Quick and easy mounting and dismounting
• Adapters can be kept on while folding stroller
• Enables duo configurations with Thule Sleek main seat, Thule Sleek Sibling Seat, Thule Sleek Bassinet and specific car seats (for car seat configurations additional car seat adapters are required)
• Thule Sleek Adapter kit is included in Thule Sleek Bassinet and Thule Sleek Sibling Seat