Features: 1. Rolling function: its head or tail is equipped with a roller, which can reduce friction and achieve relatively smooth movement. 2. ...
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Features: 1. Large transmission ratio: can achieve a larger deceleration ratio, usually in a single stage transmission can obtain a larger transmis ...
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Features: 1. Unique outer hexagonal design: easy to install and disassemble using tools such as wrenches, easy to operate and labor-saving. 2. F ...
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Features: 1.High strength: can withstand greater pressure and fastening force, not easy to deformation. 2. High temperature and high pressure re ...
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Features: 1. Protection: It can protect the fire sprinkler from external collision, pollution and damage to ensure that the sprinkler can work norm ...
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