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1972年湖北江陵纪南城南水门出土1件三国时期的弩。出土时木臂保存情况欠佳,后依原式进行了复制。现藏湖北省博物馆。全器由木弩臂和铜弩机两部分构成,缺弩弓。弩臂全长54、臂面最窄4.4、最宽6.6厘米。臂平面略呈亚腰形,侧视上平下弧、两头厚中间薄。臂侧面在距前端9.5厘米处凿有长方形穿孔,长4.5、宽1厘米。在距尾端4厘米处嵌入铜机郭。铜机郭全长17.3、宽4.1厘米。平面呈窄长的“凸”字形。铜弩机由望山及牙、牛、悬刀、枢等部件构
1972 Nanning, Hubei Jiangling Nan Shui Mun unearthed a crossbow during the Three Kingdoms period. Wood arm unearthed poor preservation, after the original copy. Now hidden in Hubei Provincial Museum. The whole device consists of a crossbow arm and a copper crossbow two parts, lack of crossbow. Crossbow arm length of 54, the arm narrowest 4.4, the widest 6.6 cm. The arm plane slightly sub-shaped, flat side down on the arc, the middle of both thin thick. The side of the arm is rectangular with a perforation 9.5 inches wide and 1 cm wide at a distance of 9.5 cm from the front. At a distance of 4 cm from the end embedded copper machine Guo. Guo Guo machine length of 17.3, 4.1 cm wide. The plane is narrow and long “convex ” glyph. Copper crossbow by Wang Mountain and teeth, cattle, hanging knife, pivot and other components structure