Skip to content

MX Select MX55 Adjustable Dumbbells

Sold out
Original price $689.00 - Original price $689.00
Original price
$689.00
$689.00 - $689.00
Current price $689.00

✓ Authorized MX-Select Dealer
✓ Lowest Price Guaranteed
FREE & FAST Shipping: Ships Out Next Business Day
✓ Questions? Call an RFA Team Member: 1-855-864-6442

MX55 Adjustable Dumbbells

The MX55 selectorised dumbbells are the ultimate ‘must have’ for the home gym. These adjustable dumbbells offer pro-style features you would expect from gym quality fixed dumbbells, including safety, durability and rapid weight selection.

The pro-style design of the MX55 adjustable dumbbells is unmatched in the free weights market. Offering unmatched selectorised weight performance, the MX55 dumbbell’s sleek form and unique safety features inspire fresh confidence and interest from lifting enthusiasts.

While there are many exciting features to the MX SELECT patented adjustable dumbbell design), the MX55’s best-selling point is the way it feels in the hand, combined with the smooth operation of the locking rack and pinion system, for seamless weight transition between reps.

MX Select MX55 Adjustable Dumbbells


MX Select MX55 Adjustable Dumbbells

MX55 Dumbbell Features

  • Dumbbell weight range: 10-55 lbs in 5lb increments or 4.5 – 24.9 kg in 2.25 kg increments
  • Equals the performance of a 10-piece dumbbell set
  • Change weights with the turn of a dial
  • Industry first rack and pinion design
  • Total weight with stand: 137.5 lbs (62.3 kg)
  • Dimensions at 55 lbs (24.9 kg): 15.94” long (40.5 cm) – end to end/out of stand
  • Dimensions at 15 lbs (6.8 kg): 9.58” long (24.3 cm) – end to end/out of stand
  • Dimension of weight stack: Distance from outside of dumbbell handle to outside of weight – approx. 4” (10.2 cm)
  • Dumbbell handle length: 5.21” (13.2 cm) (inside dimensions) by 1.125” (2.9 cm) diameter
  • System footprint in stand: 18.74” L X 22” W X 30.675”H (47.6 cm L X 55.9 cm W X 77.9 cm H)


Steel craftsmanship

Looks, feels and functions just like a pro-style dumbbell.

Perfect balance

Length of weight shortens evenly each side, as less weight is selected.

Quiet smooth operation

Changing weight does not involve handling the weight.

No protruding knobs or ends

Selector dials recess into dumbbell collars after weight selection.

Open handle design

Biomechanical and ergonomic precision.

Unique rack and pinion design

Securely locks dumbbell weight plates into an immovable position.

Exceptional value

Price per pound is close to the average for most models.

Easy to handle

Dumbbell handset can be removed and replaced at 180 degrees.