wire hangers, which type are these?

[Kny21]

can anyone tell me the technical name for these? trying to order some and can't locate on mcmaster or searching google.

sorry for the crappy pic.

thanks

 

[Steevo]

search under j-hooks or d-rings and you will find cable hanger suppliers with all kinds of hook hangers

 

[timewarp]

They are called drive rings, used by Telecommunication companies.

http://www.bing.com/search?q=drive+ring&form=MSNH14&pq=drive+ring&sc=0-0&sp=-1&qs=n&sk=

 

[jeffmoss26]

Beat me to it!

 

[Kny21]

Thanks guys...