DescriptionBlack vinyl seat base for the Go-Go and the Pride Revo (SC60/SC63/SC64). The vinyl cover and foam insert are included in this assembly. This seat base measures 17-1/2″ wide by 16-1/2″ deep, and matches the standard seat for the above models only. SpecificationsWidth: 17-1/2″Depth: 16-1/2″Thickness: 1-1/2″ CompatibilityGo-Go Elite Traveller (SC40E/SC44E)Go-Go Elite Traveller LR (SC40LR/SC44LR)Go-Go Elite Traveller Plus (SC53/SC54)Go-Go Elite Traveller Plus HD (SC53HD/SC54HD)Go-Go ES (S83/S84)Go-Go Go-ChairGo-Go Sport (S73/S74)Go-Go Travel Vehicle (SC40/SC44)Go-Go Ultra (SC40U/SC44U)Go-Go Ultra X (SC40X/SC44X)Pride Revo (SC60/SC63/SC64)Pride Sonic (SC50/SC52)