MX Fitness Supply Promo Codes and Coupons September 2025

MX55 Rapid Change Adjustable Dumbbells (10 lbs to 55 lbs) (Pair)

The MX55 Rapid Change Dumbbell System features our unique MX Select patented rack & pinion selection system: compact, balanced, and simple to use. Handle Options Now Available: Standard Handle Option Includes:  ~36mm Black Polymer Contoured Grip with Yellow Adjustment Dials.  Premium Knurled Handle MX55 KH: ~29mm Knurled Metal Grip with Machined Metal Dials.  One Pair Of MX55 Replaces over 1,200 lbs. of weights with our Micro Load / Offset settings. With the MX55 Dumbbell cradled you select the weight from 10-55 lbs (4.5-24.9 kg) with a turn of the dials. The selected weight level is locked into place as soon as the selector dial is pushed home. 10 standard Weight Settings: **10lbs, 15lbs, 20lbs, 25lbs, 30lbs, 35lbs, 40lbs, 45lbs, 50lbs and 55lbs.   Do you offset? Each of the patented weight plates on the MX55 weigh ~2.5 lbs. Adjust one of the dials +/- one click to offset the weight and Micro Load your workouts. Plus an additional 9 Microload / Offset weight settings add **12.5lbs, 17.5lbs, 22.5lbs, 27.5lbs, 32.5lbs, 37.5lbs, 42.5lbs, 47.5lbs, and 52.5lbs.

MX85 Rapid Change Adjustable Dumbbells (12.5 lbs to 85 lbs) (Pair)

NEW Blacked Out Series  Replace Over 1,800 lbs of regular dumbbells.  The MX85 Rapid Change Dumbbell System features our unique MX Select patented rack & pinion system. Made with 100% metal internal gears MX Select's precision design, engineering and durability is in a class of its own.  Handle Options Now Available: Standard Handle Option Includes:  ~36mm Black Polymer Contoured Grip with Yellow Adjustment Dials.  Handle Upgrade Option Includes: ~29mm Knurled Metal Grip with Machined Metal Dials.  With the MX85 Dumbbell cradled you select the weight from 12.5-85 lbs (5.6-38.6 kg) a the turn of the dials. The selected weight level is locked into place as soon as the selector dial is pushed home. 10 standard Weight Settings: **12.5lbs, 21lbs, 29lbs, 37lbs, 45lbs, 53lbs, 61lbs, 69lbs, 77lbs, 85lbs.  Do you offset? Each of the patented weight plates on the MX85 weigh 4lbs, Adjust one of the dials +/- one click to offset the weight and micro load your workouts.  Off set Weights settings add **16.5 lbs, 25 lbs, 33 lbs, 41 lbs, 49 lbs, 57 lbs, 65lbs, 73 lbs, and 81 lbs.

MX30 Rapid Change Adjustable Dumbbells (7.5 lbs to 30lbs) (Pair)

NEW Blacked out Series The MX30 Rapid Change Dumbbell System features our unique MX Select patented rack & pinion selection system: compact size, balanced feel and totally secure. One Set of MX30 adjustable Dumbbells replace over 700lbs of weights.  10 standard Weight Settings: **7.5lbs, 10lbs, 12.5lbs, 15lbs, 17.5lbs, 20lbs 22.5lbs 25lbs, 27.5lbs, and 30lbs.  Do you offset? Each of the patented weight plates on the MX30 weigh 1.25lbs.  Adjust one of the dials +/- one click to Offset the Weight and Micro Load your workouts.   Off set Weights settings add **8.75lbs, 11.25lbs, 13.75lbs, 16.25lbs, 18.75lbs, 21.25lbs, 23.75lbs, 26.25lbs, and 28.75lbs.

MX Select Dumbbell Stand

The MX SELECT Dumbbell System Weight Stand will fit MX30, MX55 and MX85  Rapid Change Dumbbell Weight Cradles (Dumbbells sold separately). The MX Weight Stand is space-efficient and easy to use, perfect for any in-home fitness room. To fit the MX Dumbbells, simply unbolt the four weight cradle feet and bolt on top of the weight stand.

MX55 Rapid Change Adjustable Dumbbells (10 lbs to 55 lbs) (Pair)

The MX55 Rapid Change Dumbbell System features our unique MX Select patented rack & pinion selection system: compact, balanced, and simple to use. Handle Options Now Available: Standard Handle Option Includes:  ~36mm Black Polymer Contoured Grip with Yellow Adjustment Dials.  Premium Knurled Handle MX55 KH: ~29mm Knurled Metal Grip with Machined Metal Dials.  One Pair Of MX55 Replaces over 1,200 lbs. of weights with our Micro Load / Offset settings. With the MX55 Dumbbell cradled you select the weight from 10-55 lbs (4.5-24.9 kg) with a turn of the dials. The selected weight level is locked into place as soon as the selector dial is pushed home. 10 standard Weight Settings: **10lbs, 15lbs, 20lbs, 25lbs, 30lbs, 35lbs, 40lbs, 45lbs, 50lbs and 55lbs.   Do you offset? Each of the patented weight plates on the MX55 weigh ~2.5 lbs. Adjust one of the dials +/- one click to offset the weight and Micro Load your workouts. Plus an additional 9 Microload / Offset weight settings add **12.5lbs, 17.5lbs, 22.5lbs, 27.5lbs, 32.5lbs, 37.5lbs, 42.5lbs, 47.5lbs, and 52.5lbs.

MX55 Rapid Change Adjustable Dumbbells (10 lbs to 55 lbs) (Pair)

The MX55 Rapid Change Dumbbell System features our unique MX Select patented rack & pinion selection system: compact, balanced, and simple to use. Handle Options Now Available: Standard Handle Option Includes:  ~36mm Black Polymer Contoured Grip with Yellow Adjustment Dials.  Premium Knurled Handle MX55 KH: ~29mm Knurled Metal Grip with Machined Metal Dials.  One Pair Of MX55 Replaces over 1,200 lbs. of weights with our Micro Load / Offset settings. With the MX55 Dumbbell cradled you select the weight from 10-55 lbs (4.5-24.9 kg) with a turn of the dials. The selected weight level is locked into place as soon as the selector dial is pushed home. 10 standard Weight Settings: **10lbs, 15lbs, 20lbs, 25lbs, 30lbs, 35lbs, 40lbs, 45lbs, 50lbs and 55lbs.   Do you offset? Each of the patented weight plates on the MX55 weigh ~2.5 lbs. Adjust one of the dials +/- one click to offset the weight and Micro Load your workouts. Plus an additional 9 Microload / Offset weight settings add **12.5lbs, 17.5lbs, 22.5lbs, 27.5lbs, 32.5lbs, 37.5lbs, 42.5lbs, 47.5lbs, and 52.5lbs.

MX100 Rapid Change Adjustable Barbell / Curl Bar System (28 lbs to 100 lbs)

MX30 Rapid Change Adjustable Dumbbells (7.5 lbs to 30lbs) (Pair)

NEW Blacked out Series The MX30 Rapid Change Dumbbell System features our unique MX Select patented rack & pinion selection system: compact size, balanced feel and totally secure. One Set of MX30 adjustable Dumbbells replace over 700lbs of weights.  10 standard Weight Settings: **7.5lbs, 10lbs, 12.5lbs, 15lbs, 17.5lbs, 20lbs 22.5lbs 25lbs, 27.5lbs, and 30lbs.  Do you offset? Each of the patented weight plates on the MX30 weigh 1.25lbs.  Adjust one of the dials +/- one click to Offset the Weight and Micro Load your workouts.   Off set Weights settings add **8.75lbs, 11.25lbs, 13.75lbs, 16.25lbs, 18.75lbs, 21.25lbs, 23.75lbs, 26.25lbs, and 28.75lbs.