Feature:1. Foam Padded Extension Bar: Heavy-duty iron pipe and plastic cover for extension bar for durable and stable use. Soft foam cushion provides relief to neck and shoulders while training.2. Standard Dumbbell Handle: Built-in strong iron pipe and plastic cover.The grip handle on the bar allows your hand to grip the bar securely.3. Fastener Collars: Easily adjust the position of your weight plates(not included) and prevent them from easily sliding off during exercises.4. Convenience: Ideal for various warm ups sports and strength workouts like arms, ,shoulder, abdominal,legs or back training.5. 2-In-1 Design: Different combination meets your different demands.Specification:If you need to workouts with different levels of your weight plates(not included),you will need threaded dumbbell handle and extension bar. Its a wonderful equipment for a variety of dumbbell exercises to strengthen muscles.Features:Foam Padded Extension Bar: Heavy-duty iron pipe and plastic cover for extension bar for durable and stable use. Soft foam cushion provides relief to neck and shoulders while training.Standard Dumbbell Handle: Built-in strong iron pipe and plastic cover.The grip handle on the bar allows your hand to grip the bar securely.Fastener Collars: Easily adjust the position of your weight plates(not included) and prevent them from easily sliding off during exercises.Convenience: Ideal for various warm ups sports and strength workouts like arms, ,shoulder, abdominal,legs or back training.2-In-1 Design: Different combination meets your different demands.Specification:Dumbbell bar length: 35cm / 40cm / 50cm (optional)Material: Iron + Plastic + FoamLoading capacity(Dumbbell Bar): Max. 20kg/44lb (for each)Extension bar length: 40 cm / 15.7 inPackage size: 40 * 15 * 6 cm / 15.7 * 5.9 * 2.4 inPackage weight: approx. 1.1 - 1.3 kg / 2.4 - 2.9 lbPackage List:2* Handle Bar1* Extension Bar4* Fastener CollarPackage List:2* Handle Bar1* Extension Bar4* Fastener Collar