Manufacturers are still trying to catch up with demand from everyone at home who can't go to their regular gym anymore. Some conditioning equipment or functional training equipment is easy to find: sleds, weight vests, medicine balls, resistance bands... It's the staple weight lifting equipment like barbells, weights, benches and racks that are badly sold [...]source https://www.tworepcave.com/11885/another-gym-equipment-stock-status-update/
"Regular" kettlebells are the solid cast iron variety that you see the most of. They get bigger with increasing weight. "Competition" style kettlebells have a steel exterior, not iron, and are a uniform size, with only the amount of weight inside of the hollow body changing. They aren't just for competitors. They have a number [...]