lazyFlickity setup when over-limit posts

 
if ($('.cross-sells > .row-slider > div').size() > 3) {
        $('.cross-sells > .row-slider ').lazyFlickity({
            pageDots: false,
            freeScroll: false,
            wrapAround: true,
            prevNextButtons: true,
            percentPosition: true,
            autoPlay: false,
            groupCells: true
        });
}