Racking is commonly used for storing heavier items such as oilfield parts , engines, gearboxes and other heavier items. Companies such as http://www.storage-systems.ca/heavyduty.html and http://www.jinyu-trading.com/products/standard-racking/heavy-duty-racking specialize in creating heavy duty racking systems designed around the type of products you will be storing on the racking. Easily to adjust, depending on the size of the items heavy duty racking creates an easy to use system for your stock controllers and order pickers to safely access the desired items (subject to taking the necessary safety precautions).
It is wise to have the shelving set up by professionals who know exactly how to set up your shelving , improperly contructed shelving can be potentially fatal, don’t risk it have the shelving professionally installed.