FitRx 4-in-1 Interchangeable Weight System
This weight system has four constructible pieces of workout equipment and 12 different weights. It comes with slip-resistant push-up handles and a padded barbell connector. It includes a comfortable textured dumbbell grip. Ideal to use as a barbell, kettlebell, two dumbbells, or push-up handles. Price drops from $149 to just $99. Shipping is free.