Little has been wrote about this weapon of Chen Taiji – the double mace 锏. It is considered to be a short weapon with a square cross section. Usually made from copper or iron, it it about 4 feet long. The diagram above is scanned from a 1992 special issue of the shaolin and taichi magazine.
Here is a clip showing the performance of the double mace form by Chen ZiQiang. In this vide, he seems to be using sticks to replace the mace.
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