[Towertalk] Ball bearings in pulleys

[K7LXC@aol.com]

In a message dated 11/27/02 3:34:15 AM Pacific Standard Time, 
rmurad@superig.com.br writes:

> About these Gin poles:
>  - Antena Mart (Max Gain Systems) http://www.mgs4u.com/ginpole.htm
>  - IIX Equipment http://www.w9iix.com
>  - Rohn
>  
>  And this device:
>  - Tower Block http://www.superiormusic.com/towerjack_towerblock.htm
>  
>  Question:
>  Is there a ball bearing inside the pulley of the head of these ginpoles 
and 
>  the pulley of Tower Block?

    I don't think any of the above have ballbearings - they're just a pulley 
on a bolt/axle. 

Cheers,
Steve    K7LXC
TOWER TECH