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One connector. Four tools for the same set of weights.

A detachable 4-in-1 weight set that reconfigures between a dumbbell pair, a kettlebell, a barbell, and push-up stands, with PE-shelled plates filled with iron and sand and a non-slip ABS-coated bar.

4-in-1 Adjustable Dumbbell Set, 40lbs — hero

Fitness & Training · DUMBBELL · KETTLEBELL · BARBELL · PUSH-UP STAND

4-in-1 Adjustable Dumbbell Set, 40lbs

One set of weights, four ways to train.

In stock
$185
1

By the numbers

The case, in figures.

41lbsMax barbell weight
4Configurations

Four tools, one set

Dumbbells, kettlebell, barbell, and push-up stand

A detachable connector system turns the same weight plates into dumbbells, a kettlebell, a barbell, or push-up stands for bench presses, squats, and push-ups.

A range for every stage

5 to 41lbs across configurations

Dumbbells adjust from 5-20lbs per side, the kettlebell from 3.5-19.5lbs, and the barbell from 7-41lbs, covering beginners through more advanced training.

Built for the floor

PE-shelled plates, non-slip bar

Plates are shelled in high-quality PE with an iron-and-sand fill that won't scuff floors, rust, or smell, and the bar's non-slip ABS coating and padded barbell rod keep grip secure.

The Detail

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A detachable 4-in-1 weight set that reconfigures between a dumbbell pair (5-20lbs per side), a kettlebell (3.5-19.5lbs), a barbell (7-41lbs), and push-up stands. PE-shelled plates filled with iron and sand stay floor-safe, odorless, and rust-free, while a non-slip ABS-coated bar and four thickened safety nuts keep everything secure during use.

  • Converts between dumbbells, kettlebell, barbell, and push-up stands
  • Dumbbell 5-20lbs, kettlebell 3.5-19.5lbs, barbell 7-41lbs
  • PE-shelled plates with iron-and-sand fill, floor-safe and odorless
  • Non-slip ABS-coated bar with padded barbell rod
  • 4 thickened safety nuts for secure plates