Compatible with all Britax combination booster and booster seats, EXCLUDING Parkway SG/SGL manufactured before April 2013.
SecureGuard anti-submarining technology helps maintain proper lap belt positioning, low across the child’s hips/upper thighs, to minimize the risk of severe internal injuries caused by the child sliding under the lap belt or the lap belt riding up into the child’s abdomen. The secure guard accessory clip can be used with all pioneer, frontier and pinnacle models. It is also compatible with other major brands of combination booster seats.