Universal Strength Training Machine adjustable hydraulic power twister with 10 resistance levels, easily change the resistance from 44lbs to 440lbs by simply rotating the knob. No matter for beginner or veteran body builder, men and women fitness exercisers, you could always find the suitable level. Well you dont have to buy different training machines for all your family members, this special one work out perfectly for the whole family.Safe Fitness ExerciseWith the stable triangle structure, the hydraulic strength trainer will resist in a more valid and gentle way than traditional spring training bars, it never deform, break or hurt people. With the adjustable hydraulic arm strength trainer, you could adjust the resistant power exactly fit your strength, so your muscle wont get hurt by trying an over power resistance.Stable and Durable Strength Training ToolColorCoral hydraulic arm strength trainer structure is made of high-density carbon steel, which ensures the structure never get deformed through long term training. The leakproof hydraulic cylinder, which passed 100000 endurance tests, could provide adjustable and stable resistant power, which is much better than traditional spring strength training bars.Easy Use and StorageThe handles are made of ABS ergonomic plastic with rubber cover, which is slip-proof while provide a comfortable hand grip. When finish exercising, please rotate the adjusting knob to the minimum level, and then lock the handle with the buckle, the locked strength trainer will take little space. (Ps: dont hold the buckle part, in case the arm machine dropdown and hurt your feet)Best Gift Ever for ExercisersHealth and fitness is the most important, no matter professional or amateur, novice or veteran, young or old, male or female, bodybuilder or fitness exerciser, this hydraulic arm machine is always a perfect strength training choice. With this single exercising tool, you could enjoy professional strength training at home together with your family.