[img]https://brickinsights.com/index.php/crop/teaser_compact/sets/7851-1.jpg[/img] 
[url="https://brickinsights.com/index.php/sets/7851-1"][b]7851-1 8 Curved Rails Grey 4.5V[/b][/url] 
[url="http://guide.lugnet.com/set/7851"][/url] 77 / 100  
[url="https://brickset.com/reviews/set-7851-1"][/url]