Sonic The Hedgehog Diecast Toy Race Car for Boys - Bundle with Knuckles Pull Back Car Plus Stickers, More | Knuckles Race Car Set for Kids. This Sonic set includes one pull-back racer toy featuring Knuckles sitting behind the wheel, measuring approximately 6.5 inches long and 3.25 inches tall. Sure to be a hit with all Sonic fans, this Knuckles pull-back race car toy is great to use as part of a gift basket, party favors, goodie bag fillers, and more! Pull back on the racecar and watch Knuckles race away! This racing toy is sure to provide hours of fun for the Sonic the Hedgehog fan in your life. Officially licensed Sonic the Hedgehog Knuckles pull-back racer set for boys and girls alike also includes Rex-Man stickers and a Rex-Man door hanger.