Tech Tips – Cam Locks In-The-Ditch’s new X-Series dollies feature a patented cam-lock design with spring-loaded pin which self-engages, so the dolly wheels lock without your hands leaving the break-over bar making loading process safer and more efficient. This handy tech tip from In The Ditch breaks down the anatomy of the cam lock discussing how to inspect and maintain the spring and plunger, comfort grip handle, positive stop, grease zerk and cam lock body. Also, learn how to tell the d