Take your dumbbell workouts to the next level and turn your home gym into a full free weight area combining both dumbbell and barbell exercises. The Dualbell Pair allows you to take your dumbbells and attach them to a bar so they can double as weight plates. Product Price :- $49.99 USD https://dualbell.com/products/the-dualbell-pair-weight-collar-bundle-dumbbell-to-barbell-connectors