Flybird
FLYBIRD / FED Flybird Series DB2 55 lb Adjustable Dumbbell Pair
Rotating-dial pair published at 15–55 lb24.9 kg in 10 lb4.5 kg steps (15, 25, 35, 45, 55), 19 × 8.5 × 8 in20.3 cm per dumbbell, 58 lb26.3 kg each / 116 lb52.8 kg set, with a 1-year warranty.
Spec-based page. We did not test this product. Source: manufacturer page.
Who it's for
Lifters who want the Flybird/FED published 15–55 lb24.9 kg five-setting pair and accept 10 lb4.5 kg jumps.
Who should skip
Anyone who needs a starting weight below 15 lb6.8 kg or increments finer than 10 lb4.5 kg.
| HeightAssembled height versus your ceiling. | 8 in20.3 cm |
|---|---|
| Width | 8.5 in21.6 cm |
| Length | 19 in48.3 cm |
| Unit weight | 58 lb26.3 kg |
|---|---|
| Min weight | 15 lb6.8 kg |
| Max weight | 55 lb24.9 kg |
| Increment | 10 lb4.5 kg |
| Adjustment | rotating dial |
|---|---|
| Warranty | 1 Year Warranty |
Source: manufacturer spec sheet, checked 2026-10-14. How we measure
FED Fitness, which now hosts Flybird products, lists settings of 15, 25, 35, 45, and 55 lb24.9 kg via rotating-dial / handle twist.
Per-dumbbell dimensions are 19 in48.3 cm L × 8.5 in21.6 cm W × 8 in20.3 cm H; item weight is 58 lb26.3 kg each and 116 lb52.8 kg per set; handle diameter is 1 in2.5 cm.
Warranty is 1 year.
The original flybirdfitness.com product URL returned 404.
Nearby specs
| Spec | FLYBIRD / FED Flybird Series DB2 55 lb Adjustable Dumbbell Pair | Bowflex SelectTech 552 Check price on Amazonon Amazon on Amazon. As an Amazon Associate I earn from qualifying purchases. | Bowflex SelectTech 1090 Check price on Amazonon Amazon on Amazon. As an Amazon Associate I earn from qualifying purchases. |
|---|---|---|---|
| Height | ✓ 8 in20.3 cm | 9 in22.9 cm | 10 in25.4 cm |
| Width | 8.5 in21.6 cm | ✓ 8.3 in21.1 cm | 9.5 in24.1 cm |
| Length | 19 in48.3 cm | ✓ 16.9 in42.9 cm | 17.5 in44.5 cm |
| Unit weight | 58 lb26.3 kg | 54.6 lb24.8 kg | ✓ 92.3 lb41.9 kg |
| Min weight | ✓ 15 lb6.8 kg | 5 lb2.3 kg | 10 lb4.5 kg |
| Max weight | 55 lb24.9 kg | 52.5 lb23.8 kg | ✓ 90 lb40.8 kg |
| Increment | 10 lb4.5 kg | ✓ 2.5 lb1.1 kg | 5 lb2.3 kg |
| Adjustment | rotating dial | dial | dial |
| Warranty | 1 Year Warranty | Parts 2 Years | Parts 3 Years |