Adjustable Dumbbell Disc 2 Replacement compatible with Bowflex 552 Series 2 | Outer Selector Disc,Home Gym Equipment Fit,Weight Plate Lock System,Adjustable Stack Replacement,Home Workout Repair Part

A cracked outer selector disc on adjustable dumbbells can leave weight plates stuck at certain dial settings, making home workouts frustrating mid-set. This replacement disc targets the outer stack position, commonly numbered as disc two in adjustable dumbbell systems. The matched interlock pattern keeps discs aligned through the stack, and two included variants cover standard factory and alternate shaft sizes found on some adjustable dumbbell sets. Swap in the disc that fits your stack after removing the end caps and selector assembly. For home gyms and garage workout spaces, this replacement part helps restore smooth weight changes during daily strength training sessions.