... to contact with us Worm Gear Screw Jacks Type NP/I, Version B: With anti-rotation guideHousing: Size 0 ... elements release the self-locking. In this case, e.g., a brake motorshould be included in the system. ... including spindle and accessories as, e.g., flange plate/travelling nut, bellow or coil spring cover, fastening strips. On ... 0) Worm Gear Screw Jacks Type NP/I, Version B: With anti-rotation guide