According to the relative materials, comparing with the normal axle-pins, the function of them were similar, but the methods of application were different.
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2. 两周时期有一种形制比较特殊的铜车马器，形似车辖的辖首，却没有辖键。
There was a kind of peculiar bronze chariot and horse fittings in Zhou dynasty, its shape was like the head of the axle-pin, but no keyed joint.
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3. 将车辖插在车轴的两端，这样的车子可以装载许多东西，能经受五十石的重压。
A vehicle with a linchpin inserted into each end of an axle can carry many things and bear a heavy load of 50 Dan (1 hectolitre).
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4. 将车辖插在车轴的两端，这样的车子可以装载许多东西，能经受五十石的重压。
A vehicle with a linchpin inserted into each end of an axle can carry many things and bear a heavy load of 50 Dan (1 hectolitre).
