The Roller Pinion System (RPS) converts rotary motion into precise backlash-free linear motion while operating at high speeds over long distances.

Roller systems can be installed in rows of four, six, or eight rollers as cargo weight demands. ... "We still rely heavily on manual labor to load and unload trailers, ...

A bolt-in system for rollers was developed to help Soldiers load and unload heavy pieces of equipment more easily. But the old system took several hours to remove or install, Hoecherl said.