A complete range of stop collar options to suit any centralizer application. All collars are tested in accordance with API 10D II recommendations.
Downhole Products' SHRINK-LOK is a high holding force 360° gripping stop collar device which can be used as a conventional stop collar on casing and liner or a protection device for packer and over-screen applications.
A high holding force, slim diameter stop collar for specialist close tolerance applications. With no set screws and quick and simple installation without the need for specialist assembly tools, it is efficient to install.