Type Of Brake Wheels?

Bob Chaparro
 

I may have missed an earlier answer to this (sorry) but what type of brake wheels are these?

http://lists.railfan.net/erielackphoto.cgi?erielack-01-01-19/X5988.jpg

http://lists.railfan.net/erielackphoto.cgi?erielack-01-01-19/X5987.jpg (Roof leak likely.)

Thanks.

Bob Chaparro

Hemet, CA

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