Torsion Spring-Balance Units: 890/891 Hi-Load Series
The OPW 890/891 Series Hi-Load Spring-Balance is OPW’s latest advancement in loading arm technology. Engineered to provide stable balancing , easy/safe adjustment and the highest load capacities. Many of today’s loading arm applications demand longer reaches, larger pipe sizes and more accessories; all of which can add significantly to the counterbalancing requirements. The 890/891 provides the flexibility to design larger arms without sacrificing performance.