Product description the biceps workout machine is what you ll need if you aim to get those ripped upper arms. This equipment provides exceptional flexibility and comes fitted with an imported solid steel wire that is able to bear weight above 1500kg!the machine is constructed from high, Quality steel tube for lasting durabilityThis item represents coated with the electrostatic powder that protects the machine from rust and scratches. The adjustable seat provides proper body positioning while the uniquely shaped handlebar assists user to perform effective sets of arm curls easily. Apart from developing the triceps, Your arms workout machine also stabilizes the shoulder joint. Working out on these machines on a routine basis improves the functionality, Flexibility and extent of mobility of your arms. This equipment is great for athletes, Who want to upgrade their arm movements and upper body strength to better their performance in tennis, Swimming, Volleyball or basketball. Specification frame the equipment use high quality steel tube, The door frame is d shape tube, The mainframe is 120 x 50 flat elliptical tube, All the tube is 3mm thickness. Cable???imported solid can bear, Steel wire above 1500kg. Painting???electrostatic powder coating double layer of premium grade flash silver powder. Guide rod??? no. Handled by high frequency, High precision can ensure, High hardness, 45 steel the lubricity of the guide rod along with securing the user s safety. Adjustment adjust by gas spring, Ensure the best exercise demand. Bearing???turning parts use dgbb