Transform your Bugaboo Donkey 5 Mono into a versatile double stroller with the Bugaboo Donkey 5 Duo Extension Set Complete. This comprehensive set includes all the essential hardware parts, along with seat fabric and sun canopy fabric, making it ideal for accommodating two children of different ages. Simply combine this extension set with your existing Bugaboo Donkey 5 Mono to create a reliable double stroller ready for all your family adventures. Enjoy the convenience and flexibility of a stroller designed to grow with your family's needs.