NÜOBELL
NÜOBELL 550
Twist-handle pair covering 5–50 lb22.7 kg per hand in 5 lb2.3 kg steps, 395 × 193 × 185 mm per unit, with the same 2-year / 4-year direct-purchase warranty as the 580.
Spec-based page. We did not test this product. Source: manufacturer page.
Who it's for
Lifters whose published top end of 50 lb22.7 kg per hand covers their work and who want 10 distinct 5 lb2.3 kg settings.
Who should skip
Anyone who needs more than 50 lb22.7 kg per hand.
| HeightAssembled height versus your ceiling. | 7.28 in18.5 cm |
|---|---|
| Width | 7.6 in19.3 cm |
| Length | 15.55 in39.5 cm |
| Unit weight | 50 lb22.7 kg |
|---|---|
| Min weight | 5 lb2.3 kg |
| Max weight | 50 lb22.7 kg |
| Increment | 5 lb2.3 kg |
| Adjustment | twist-handle |
|---|---|
| Warranty | 2-year warranty, plus 2-year extension when bought directly from NÜO Athletics |
Source: manufacturer spec sheet, checked 2026-10-14. How we measure
NÜO Athletics lists the 550 range as 5–10–15–20–25–30–35–40–45–50 lb22.7 kg, with handle markings allowed to differ up to ±5%.
Net weight is 50 lb22.7 kg per dumbbell; dimensions are L 395 × H 185 × W 193 mm with a 105 mm × 32 mm aluminum handle.
The set is sold as a pair with integrated cradles and the same 2-year warranty plus 2-year direct-purchase extension as the 580.
Nearby specs
| Spec | NÜOBELL 550 | 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 | ✓ 7.28 in18.5 cm | 9 in22.9 cm | 10 in25.4 cm |
| Width | ✓ 7.6 in19.3 cm | 8.3 in21.1 cm | 9.5 in24.1 cm |
| Length | ✓ 15.55 in39.5 cm | 16.9 in42.9 cm | 17.5 in44.5 cm |
| Unit weight | 50 lb22.7 kg | 54.6 lb24.8 kg | ✓ 92.3 lb41.9 kg |
| Min weight | 5 lb2.3 kg | 5 lb2.3 kg | ✓ 10 lb4.5 kg |
| Max weight | 50 lb22.7 kg | 52.5 lb23.8 kg | ✓ 90 lb40.8 kg |
| Increment | 5 lb2.3 kg | ✓ 2.5 lb1.1 kg | 5 lb2.3 kg |
| Adjustment | twist-handle | dial | dial |
| Warranty | 2-year warranty, plus 2-year extension when bought directly from NÜO Athletics | Parts 2 Years | Parts 3 Years |