Buddy Lee Aero Speed Hyperformance Training Jump Rope - Purple Made for ultra speed (5-6 turns per second) and power jump rope training Has 6'' handles made of T-Grade Aluminum for superior quality, durability and look Designed with Buddy Lee's swivel bearing system that is engineered for eliminating friction, drag, t The innovative adjustment system allows you to customize the rope for your height in seconds The swivel-bearing wrench is specifically designed to secure and replace the bearings to maintain ye