Introdución
This manual provides comprehensive instructions for the safe and effective use, setup, and maintenance of your FEIERDUN Adjustable Dumbbells. This versatile 4-in-1 set is designed to meet diverse weight training needs, including dumbbells, barbells, kettlebells, and push-up stands, suitable for both beginners and professionals.
The set features a detachable design for adjustable weight ranges, durable and odorless PE materials with iron, mud, and sand filling, a non-slip dumbbell bar, thickened foam connecting rod for comfort, and safety nuts to secure weights.
Compoñentes incluídos
Your FEIERDUN Adjustable Dumbbell set includes the following components:
- Adjustable Weight Plates (various sizes: 2lbs*4, 2.5lbs*4 for 20LB set)
- Dumbbell Bars (2 pieces)
- Barbell Connecting Rod (1 piece)
- Kettlebell Handles (2 pieces)
- Kettlebell Base Rod (1 piece)
- Fixed Nuts (4 pieces)

Figura 1: Acabadoview of all components included in the FEIERDUN Adjustable Dumbbell set.

Figura 2: Detailed accessory list for the 20LB set, illustrating each component and its quantity.
Configuración e montaxe
The FEIERDUN Adjustable Dumbbells offer multiple configurations for various exercises. Follow these steps for assembly:
Dumbbell Configuration:
- Select the desired weight plates.
- Slide the weight plates onto the dumbbell bar.
- Secure the weight plates using the fixed nuts on both ends of the bar. Ensure nuts are tightened firmly to prevent weights from falling during use.
Barbell Configuration:
- Assemble two dumbbells as described above.
- Attach the barbell connecting rod between the two assembled dumbbells. The connecting rod features a 20mm thickened foam for comfort during use.
- Ensure all connections are secure and fixed nuts are tightly fastened.
Kettlebell Configuration:
- Select the desired weight plates and stack them onto the kettlebell base rod.
- Attach the kettlebell handle to the top of the stacked weights and base rod.
- Ensure the handle is securely attached and weights are stable.

Figura 3: Various configurations of the FEIERDUN Adjustable Dumbbells.
Instrucións de funcionamento
The FEIERDUN Adjustable Dumbbells are designed for a wide range of fitness exercises. Always ensure proper form and safety during your workouts.
Características principais para o funcionamento:
- Adjustable Weight: Easily add or remove weight plates to customize the resistance for your workout. The adjustable weight range for a single dumbbell is 5 lbs-10 lbs, kettlebell is 3.5 lbs-11.5 lbs, and barbell is 7 lbs-21 lbs.
- Non-slip Dumbbell Bar: The surface of the dumbbell bar is made of ABS environmental material with a non-slip texture, enhancing grip and control.
- Thickened Foam Connecting Rod: The barbell connecting rod features a 20mm thick high-quality foam with a curved design, providing comfort and reducing pressure on the neck during exercises like squats or hip thrusts.
- Durable & Odorless Plates: The weight plates are made of high-quality PE materials with an iron, mud, and sand mixture inside, preventing floor abrasion and ensuring no rust or odor.

Figura 4: The 5-in-1 multifunctional capabilities of the dumbbell set.

Figura 5: Detail of the safe and non-slip dumbbell bar design.

Figura 6: Construction of the high-quality dumbbell pieces.
Exercicio Examples:
While no official seller videos are available for direct embedding, the product supports various exercises:
- Dumbbell Exercises: Bíceps curls, tricep extensions, shoulder presses, lateral raises, chest presses, lunges.
- Barbell Exercises: Squats, deadlifts, bent-over rows, overhead presses, hip thrusts.
- Kettlebell Exercises: Swings, goblet squats, Turkish get-ups, clean and press.
- Push-up Stand: Use the kettlebell handles as push-up stands for enhanced range of motion and wrist comfort.
- Weight Plate: Use individual plates for exercises like plate pinches, halo, or front raises.
Coidados e Mantemento
- Limpeza: Wipe down all components with a damp cloth after each use to remove sweat and dirt. Avoid harsh chemicals that may damage the materials.
- Almacenamento: Store the dumbbells in a dry place away from direct sunlight and extreme temperatures. The compact design allows for storage in small spaces (less than 2 sq ft).
- Inspección: Regularly inspect all parts, especially the fixed nuts and connecting rod, for any signs of wear or damage. Ensure nuts are always tightened before and during workouts.
- Evitar caer: While durable, avoid dropping the weights from excessive heights, as this may cause damage to the plates or internal filling.

Figura 7: Compact storage solution for the FEIERDUN Adjustable Dumbbell set.
Resolución de problemas
- Weights feel loose: Ensure all fixed nuts are securely tightened before and during your workout. Re-tighten if necessary.
- Difficulty assembling/disassembling: Check that components are aligned correctly. Do not force parts together. If issues persist, refer to the setup instructions or contact customer support.
- Unusual noises during use: Stop exercising immediately. Inspect all connections and components for proper assembly and any damage.
Especificacións
| Característica | Detalle |
|---|---|
| Marca | FEIERDUN |
| Número de modelo | FED-DUM-ADLY-A-01 |
| Peso do elemento | 20 Pounds (for A.20LB(10LB Pair) variant) |
| Material | Alloy Steel, Iron, Polyethylene (PE) |
| Característica especial | Peso axustable |
| Diámetro de mango | 1 polgadas |
| Lonxitude do mango | 12 polgadas |
| Número de pezas | 4 (referring to main components like bars/handles) |
| Dimensións do paquete do artigo | 16 x 12 x 6.5 polgadas |
Garantía e Soporte
FEIERDUN is committed to providing excellent customer service. If our product does not meet your expectations or if you encounter any issues, please do not hesitate to contact us.
O noso obxectivo é responder a todas as consultas en 12 horas.
For support, please visit the official FEIERDUN store on Amazon or use the contact information provided with your purchase.
Note: Specific warranty details may vary. Please refer to your purchase documentation for precise warranty terms.





