Pressure: 40N.4KG, 60N.6KG, 80N.8KG, 10KG, 100N 120N.12KG, 150N.15KG. For easy opening of the kitchen cabinet doors. For lift cabinet door panels to open. Quiet and soft with cabinet doors close. Size: stretched length 6" compressed length 5" (ball socket to ball socket distance).
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