Quick view SALE K-line Lionel 6-21610 K-Line Circus Animals 2 Lions & 2 Tigers Traditional O Gauge $14.99 $9.95 Lionel 6-21610 K-Line Circus Animals 2 Lions & 2 Tigers Traditional O Gauge. Add to your circus or just have them wondering around the park; these lions and tigers are going to add to your... Add to Cart Add to Wish list