SpanClamps Heavy Duty Retractable Quarter-Turn Clamps

- Ensure that the knob is positioned at the "OFF" position.
- Insert the Heavy Duty Quarter-Turn Clamp pressing the knob
- Turn the knob to the "ON" position for clamping. The knob clicks when it is clamped / unclamped.
- Turning the knob to the "OFF" position, the shank returns automatically to the unclamping position by the spring.

The Shank retracts at the unclamping position to enable operations without interference with the base plate.

When the cam groove moves along the ball inside the receptacle, the spring A gets compressed to press down the plate.

More info: [ Ссылка ]

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