Fully adjustable with four 6 lb plates, four 2.5 lb plates, 2 threaded solid dumbbell handles, and 4 spin-lock collars. Weights can be gradually added as the workouts intensify.
Athletic Works 40LB Adjustable Cast Iron Dumbbell Set , 1-inch Holes Fit Standar
Athletic Works 40lb Adjustable Cast Iron Dumbbell Set
Athletic Works 40LB 5 in 1 Adjustable Dumbbell Set , Fitness Exercises for Home
