Chicco KeyFit Infant Car Seat Base. Excellent condition. Clean. Works perfectly. Designed for use with the KeyFit® and KeyFit® 30 infant car seats. Perfect for if need to replace your Chicco base, have a Chicco car seat without a base, or you want to have bases readily secured in mutliple vehicles. Click-in attachment for the KeyFit® and KeyFit® 30 infant car seats. ReclineSure® leveling foot helps achieve proper base angle. RideRight® bubble level-indicators verify base angle . SuperCinch® LATCH tightener helps achieve a secure fit. Smooth underside helps protect vehicle seats.