5-IN-1 DUMBBELL SET: This Dumbbells set can be connected by a connecting rod and become a barbell to meet the needs of upper and lower body workouts, which helps tone and sculpt your arms, shoulders, back, chest and leg. And the weight plates also can be connected with kettlebell handle and used as the kettlebell to train your core. This new dumbbell concept allows you to do both dumbbell, barbell, and kettlebell training movements to build your muscle at home or office.
EXCELLENT QUALITY & PATENT DESIGN: The dumbbell bar which covered with a rubber coating ensures a comfortable and non-slip grip. Weight plates made of steel and cement mixture and covered with environment-friendly ABS shell. Patent design texture makes it unique, better grip, not easy to aging.
DOUBLE LOCKING NUTS: Special double-locking nut design.