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Best 2.5 lb Increments Buy

BowFlex Results Series 552 SelectTech Dumbbells

The dumbbell that introduced adjustable weights to mainstream home gyms.

Updated

TL;DR
  • Dial-and-click weight selection from 5 to 52.5 lbs in 2.5-lb increments
  • Updated Results Series improves on the original SelectTech build
  • Wide weight range covers most home gym strength training needs
  • Largest buyer base of any adjustable dumbbell set in the category
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Best For / Not For

Best for

  • Home gym owners who want the most recognized brand in the category
  • Beginners through intermediate lifters covering a wide weight range
  • Buyers who prefer a traditional dumbbell ergonomic feel

Not for

  • Anyone who needs weights above 52.5 lbs
  • Lifters who want faster adjustment than a dial allows
  • Buyers who need to drop the dumbbells without risk of damage

Key Details

Weight range5–52.5 lb per dumbbell
Increments2.5 lb
Adjustment mechanismDial and click
Sold asPair
ErgonomicsTraditional dumbbell shape
Tray includedYes

The SelectTech System

The dial-and-click mechanism lets you set each end of the dumbbell independently, giving you 2.5-lb increments across the full range. It's not as fast as pin adjustment for mid-workout changes, but it covers a wider selection of weight steps for progressive overload.

Results Series Improvements

The newer Results Series version strengthens the tray and handle materials compared to original SelectTech production runs. The dial mechanism is tighter with less wobble, which is the main difference from an original SelectTech set.

Limitations

The mechanism is not designed for drops. Slamming these down from height damages the selector plates. If your training involves drop sets or moments of fatigue where you release the weight, the BowFlex needs to be set down carefully. Factor that into your decision.

Pros and Cons

Pros

  • 5-52.5 lb range in fine 2.5-lb increments
  • Familiar ergonomic shape closer to traditional dumbbells
  • Updated build quality in the Results Series
  • A long track record with a large buyer base

Cons

  • Dial mechanism is slower than pin adjustment
  • Not designed to be dropped from height
  • Weight range doesn't extend beyond 52.5 lbs without replacement

Bottom Line

Buy the BowFlex 552 if you want the most recognized adjustable dumbbell set with a traditional feel and fine 2.5-lb increments. Handle them carefully and they'll last for years.

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