
Gym Equipment 40kg Adjustable Dumbbell Set, Quick Adjust Weight Dumbbells for Home Fitness Strength Training, Support Custom Logo. Dual Safety Locking System: Secure double-locking mechanism prevents weight plates from sliding or detaching during use. Comfortable Non-Slip Grip: Ergonomic handle with soft grip and textured surface prevents hand fatigue and slipping. Customized Logo Support: Customized logo and stickers available on products for branding purposes. OEM Service Available: OEM production accepted according to specific customer details and requests. Custom Packing Options: Custom polybags, gift boxes, or display boxes with your logo are welcome. Free Sample Availability: Samples offered for free; freight cost covered by buyer for first business. Quality Guarantee Process: Pre-production samples and final inspection conducted before mass production and shipment. Durable Cast Iron Material: Constructed from high-quality cast iron for long-lasting durability and stability.