BOLT LOCK MANHOLE COVER

MEASUREMENT
43kg、45kg、65kg、70kg

TYPE
block pattern

PRODUCT DESCRIPTION
Bolt lock manhole cover is good at anti-theft, easy and convenient bottom is opened, not easy to store up sand and dirt, bush bottom have a lug with a hole in order to carry on the position for the open key.

APPLICATION
Use non-toxic water-solubility black paint

INSTALL PLACE
Widely used in municipal, water conservancy, electricity, highways, etc.