Multifunctional design Adjustable ball handle can be used as a kettlebell and with a barbell for expanded training options. Supports strength, endurance and coordination, and can be used to shape and strengthen shoulders, chest and back. Non-slip grip Thick rubber sleeve with a wide, comfortable grip helps prevent slipping during training and provides a secure hold through sets and swings. Economical and practical One adjustable handle replaces multiple kettlebells. Use it with standard barbells and plates to tailor workouts without buying additional weights. Combination weight Freely combine different weights to meet varying resistance needs for bodyweight and strength training. Lightweight construction yet capable of handling up to 100 pounds. Specifications and compatibility Lightweight and durable design. Compatible with standard barbells and weight plates for versatile use in home gyms and training rooms. Use scenarios - Home full-body workouts: use for swings, goblet squats, presses by adjusting the load to match your routine. - Barbell-based exercises: mount on a barbell for rows, presses and other compound movements. - Circuit and progression training: quick weight changes to vary intensity in intervals or progressive overload sessions.