Expand your Sport Series adjustable dumbbells to 41 kg with a compatible expansion kit. Start with a Stage 2 Kit, then add Stage 3 to reach 41 kg.
All Expansions are sold as pairs to add 9 kg to each dumbbell.
Sport EXP Compatibility
Sport EXP expansion kits are not compatible with Sport 5.5, Sport 9.0, Sport 24, and Sport 50.
