Meet the Fezzik Power Ropes: a fitness training tool designed for obstacle course racers. It helps athletes develop superior grip strength and upper body power. The Fezzik Power Ropes can be attached to pull-up bars, barbells, dumbbells, and cable machines.
This training tool is made for wrestlers, rock climbers, strongman competitors, ninja warriors, and everyone in between. You can get them for under $90 at this time.