Adapt your BOB Stroller into an infant travel system. The BOB 2011 Infant Car Seat Adapter allows easy installation of compatible Peg Perego infant car seats. Compatible with all BOB single strollers featuring the Accessory Adapter. Easily installed or removed. The BOB 2011 Infant Car Seat Adapter - Peg Perego features: * Compatible Peg Perego infant car seats: Primo Viaggio SIP 30/30 Infant Car Seat * Easily installed or removed. The BOB 2011 Infant Car Seat Adapter is only compatible with the new BOB 2011 Single Strollers and cannot be used on older BOB models.