Maybe one of these similar products would be of interest:-

Prapark 4-in-1 Adjustable Dumbbell Set – Octagonal Anti-Roll Design, Non-Slip Grip, Versatile Weights with Barbell, Kettlebell, Push-Up Options – Home Gym Fitness Equipment for Men & Women (22 LB)

SELEWARE Versatile Steel Dumbbell to Kettlebell Converter Handle, Dumbbell Grip Handle, Convert Dumbbells into Kettlebell, Non-Slip Ergonomic Grip, Quick Installation Fits Most Dumbbells Up to 100lbs

GYHPD Adjustable Dumbbell Set, 4 in 1 Multifunctional Dumbbells Set with Connector 42lb Versatile Barbell, Kettlebells for Home Gym Men/Women

Prapark 4-in-1 Adjustable Dumbbell Set – Octagonal Anti-Roll Design, Non-Slip Grip, Versatile Weights with Barbell, Kettlebell, Push-Up Options – Home Gym Fitness Equipment for Men & Women (44 LB)

FEIERDUN Dumbbell Set 3 in 1 Versatile 50LBS Weights Dumbbells Set Kettlebell Barbell Set for Home Gym Fitness Workout Strength Exercise Training