Cliffhanger HP Clr Bdy 12.3 (313mm) WB CrawlersOverview Introducing the all new Cliffhanger High Performance Rock Crawling competition body from Pro Line that was developed specifically for 12. 3" wheelbase Class 2 and Class 3 vehicles. Scale competition crawling is a growing part of the overall rock crawling movement and Pro Line's Cliffhanger body provides everything that these competitors have been asking for. The Cliffhanger features a pinched front end and a dove tailed rear end for maximum