Constructed with high quality steel springs and wooden handles Ideal for use in pulling, gripping, and expanding exercises to strengthen the body and muscles A great auxiliary training apparatus for sports games or martial arts Perfect for strengthening gripping power, waist power and expanding the chest Features five long springs which can be assembled and disassembled according to personal preference Helps you to easily build a perfect figure at home The Maximum Length: 150 cm Package Details Weight: 938.39 g Size: 36.00*14.5*5.00 cm