Half-round tower spring balancer. This new type of semi-inclusive than the traditional spring balancer spring balancer to use and more convenient than the daily maintenance, and weight lifting semi-inclusive Pa pulley spring balancer main components: a tension spring is used kinds of imported high quality alloy extension spring, extension spring to ensure that the spring balancer in the complex operating environment to maintain a good working condition. Nanjing heavy Pa lifting 【〇 ② ⑤ - ⑧ ⑦ ⑦ ⑧ ① ③ ⑦ square Kwok,】 production of spring balancer shell aluminum steel shell, beautiful and durable, stronger than ordinary plastic higher and lower temperature, can adapt to a variety of different working environments, thereby extending the life of the spring balancer. 
 Spring balancer dedicated line, also called spring crane, spring balance suspended, re Pa 400KG custom spring balancer.