POWERBLOCK Elite EXP 50-70 lb. Dumbbell Kit, Stage 2 Expansion Kit, Only Compatible After Stage 1 Elite EXP Adjustable Dumbbells Purchase, Durable Steel, Innovative Workout Equipment, 20 lbs, Black

PowerBlock Elite EXP 70-90 lb. Dumbbell Kit, Stage 3 Expansion Kit, Only Compatible After Stage 2 Adjustable Dumbbell Purchase, Durable Steel, Innovative Workout Equipment Black

PowerBlock Elite EXP Adjustable Dumbbells, Sold in Pairs, Stage 1, 5-50 lb. Dumbbells, Durable Steel Build, Innovative Workout Equipment, All-in-One Dumbbells, Expandable with Expansion Kits

PowerBlock Large Compact Stand, Dumbbell Rack & Weight Rack, Folds Flat for Easy Storage, Use Expandable Dumbbells, Home Gym Strength Training