Includes 6 KBV Kettlebells and a Body-Solid GDKR50 Kettlebell Rack. Body-Solid GDKR50B Kettlebell Rack. Used for cross training and strength exercises, Vinyl Dipped Kettlebells are Color-Coded for easy recognition and available in 5, 8, 10, 12, 15, 20, 25, 30, 35, 40, 45, 50 lb.