Durair Air x Spring 786 in-lb, 22 mm sq drive

Actuator, Air By Spring, 2-Way, Torque Rating: (At 60 Psi) Air Start-570 In.-Lb./Air End-227 In.-Lb./Spring Start-786 In.-Lb./Spring End-443 In.-Lb., With 22Mm Square Drive, For Valve Size: 3 In.-4 In., For Bu575 Series