Barbell/Dumbbell Bicep Curl: Elevate your strength training with both barbell and dumbbell curl compatibility. Target your biceps and triceps for maximum muscle growth and variety in your workout routine, all with a single machineCustomized Comfort and Fit: Achieve the great setup for your body with 7 adjustable seat positions and 2 barbell holder positions. Whether you re a beginner or advanced lifter, this machine adapts to your needs for optimal comfort and alignmentHeavy-Duty Barbell Support: Designed with solid barbell holders and a robust weight capacity of 660 lbs (300 kg), this preacher curl bench is built for heavy lifting. Note: Barbell is not includedMore Humanized Details: Built with a sturdy steel frame and a sturdy triangle base, this bicep curl machine ensures exceptional stability and durability. Features like highly-elastic sponge padding and non-slip foot pads prioritize your comfort and safety during intense workoutsVersatile Uses: The bicep-tricep curl machine is widely used in commercial gyms, home gyms, rehabilitation centers, sports facilities, corporate wellness centers, and more.