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Shipping Included

- 2 x Dumbbell Set

- Weight Range: 4.5-24.9 kg in 2.25 kg increments

- Steel Rack and Pinion System

- Space Saving Design

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Your estimated delivery time will be 5 business days (excluding weekends and bank holidays) from the time of order. Postcode Restrictions may apply. Find out more in the Delivery & Returns Tab below.



Secure and Balanced

The MX55 Rapid Change Dumbbell System is sure to be the ideal addition to your home gym. Featuring the unique MX SELECT patented rack and pinion system which is compact in size, balanced and secure.


Only One Pair Needed 

One pair of MX55 Dumbbells replaces a 10-piece dumbbell set and a cumbersome rack. The MX55 Rapid Change Dumbbell System includes a sleek rack which is also space efficient and simple to use.


Select Your Weight

Simply select the weight from 10-55 lbs (4.5-24.9 kg) at the turn of a dial from the convenient rack. The selected weight is locked into place as soon as the selector dial is pushed home.



  • MX SELECT patented rack and pinion system
  • Compact in size for convenience
  • Lock system and selector dial
  • Weight Range: 4.5-24.9 kg in 2.25 kg increments
  • Dumbbell minimum length: 24.3 cm 
  • Dumbbell maximum length: 40.5cm 
  • Handle dimensions grip length: 13.5 cm (5.31”)
  • Grip diameter: 3.27 cm (1.29”)
  • Dimensions: L 47.6 x W 55.9 x H 77.9 cm 
  • Total weight: 64.4 kg (142 lbs)
  • Dumbbell body: Steel
  • Dumbbell grip: Knurled steel
  • Weight plates: Steel coated in polyamide nylon
  • Handset mechanism: Steel and ABS
  • Weight Rack and Cradle: Powder coated steel


Interested in the MX80 Adjustable Barbell System with Rack? Shop here 

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