Cylindrical basic form, threaded construction. Stroke- end damping with progressive transition to the damping phase, available for piston diameters above 20 mm. Adjustable damping above 25 mm piston diameter. Stroke as required from 0,1 mm - 3000 mm. Stroke tolerances to DIN 7168. Working pressure / nominal pressure: 140 bar. Static test pressure: 200 bar. Piston ? 16 to 160 mm to DIN/ISO 3320. Piston rod surface hard-chromium plated, ground and polished, diameter to DIN/ISO 3320.