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GGR Score: 4.6
Product Highlights
- Adjustable dumbbells ranging from 10-125 lbs
- Durable, all-metal construction that’s been extensively drop-tested
- Easy adjustment mechanism to change the weight between sets
- High value for the durability and weight range
Video Review
In-Depth Review
REP x PÉPIN Fast Series Adjustable Dumbbell Review (2025): The New King of Dumbbells?
Author: Matt Dustin, CSCS, PN1-NC
Are these dumbbells already the best in the industry? Find out in our REP x PÉPIN Fast Series Adjustable Dumbbell Review.
Read the full review.
Pros & Cons
Pros
- Weight ranges from 10-125 lbs
- Quick and easy weight changes
- Durable construction
- The design feels like using a regular dumbbell
Cons
- Pre-order only that won't ship until September
- No stand available at the time of purchase
Specs
| Handle Diameter | 34mm with volcano-style knurling |
|---|---|
| Dumbbells Replaced | 12 sets |
| Weight Range | 10 to 125 lbs |
| Caged Handle? | Yes |
| Warranty | Lifetime |
| Change Mechanism | Pop-pin |
| Expandable? | Yes |
| Change Increment | 10 lbs |
| Length | 18.3in for 125lb version |
| Adjustment Increments | 10lb standard with 2.5lb micro-adjustments |
Product Summary
The REP x PÉPIN Fast Series Adjustable Dumbbell are a new and improved version of the original Pepin Fast Series dumbbells, which are durable and innovative. At this price point, these will be some of the most popular adjustable dumbbells on the market.
