Features：
1.Good Holding Force
2.Bolt Lock Mechanism
3.Hinged at two parts
4.Connected by Bolt or Spiral Nail
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Characteristic:
We have three kinds of hinged stop collars,one is with bolt,the second one with spiral nail,the last one with set screws.
It is easy to be installed on the casing and have good holding force,tighten the casing by bolt or spiral nail or screws.
The kinds of stop collar combines two parts and are hinged .
For spiral nails stop collar,using spiral locking pins locks the collar into position around the casing.
In order to keep the hinged stop collar dust free and beautiful,we use the powder baking coat.
From 4-1/2inch to 20inch,any special sizes can do as your requirement.
