最初，第一艘攻击型潜艇上装载有一个木制手动升降柄和皮革爆炸管，爆炸管用来把炸药用木钉固定在舰船上。
In the beginning, the first attack subs consisted of a man hand-cranking away in a wood and leather suicide tube while attempting to attach explosives to a battleship using a wooden screw.
表把的内部有密封胶圈，密封胶圈与表壳上的柄头管接触，以保证水和潮气不能进入手表的机芯。
Put the table inside the sealing ring, sealing ring and the handle head case tube on contact, in order to ensure the movement of water and moisture can not enter the watch.
s头管-标准大柄接受器和锥设计，传统反应特点，用于SL 4747和SL 4762。
Leadpipe - features Remington large shank receiver and longer taper designed for traditional response characteristics. For SL4747 and SL4762.
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