spring balancer

capacity:1-3kgswire rope stroke:1.3mFeatures1. Tapered drum to maintain the balance.2. 360 degree swivel Main Hanger3. Safety featuresA-Main hanger (Good durability to hold the balancer body)B-Upper Auxiliary Hanger ( in case of the break of main hanger, it could play a role as its substituent.)C-Safety Pin ( in case of the break of the coil spring, it prevents the sudden move of the drum.)D-Manual Stopper Pin : Inn order to prevent the risk of the sudden breakage of the spiral spring, pull move it to lock the drum. (spring balancer,auto hanging tool,spring measurement)