iHuniu Power Twister Bar Dual Springs Super Heavy Duty for Upper Body Arm Strengthening Weight Training (40kg & 80 kg Options)

MULTI CHOICE: 40kg & 80kg levels for you choose. iHuniu Original Brand.
MATERIALS: Quality carbon high grade steel springs and non-slip molded plastic handle.
PRECAUTIONS: Please make sure you have enough power to use the 50kg or more levels. Please be cautious to buy more than 80kg level
MAX SPRINGS POWER: 100 KG/220 LB, 120 KG / 264 Lb to challenge yourself. please wear the hand strap before training.
WORKOUT ANYWHERE: Perfect for building upper body strength, strengthen your arm muscle builder.