[TowerTalk] blocks

[Malcolm Clark]

Litwins wrote:

> When u ck the brngs in ur 12 $ block u will find PLASTIC I bet...steve

Plastic ball bearings don't make for cheap blocks.  The majority of
marine BB blocks use either delrin or torlon ball bearings--both
plastics.  There are a few blocks with SS bearings but they are in the
minority.

73 
Malcolm KR4HP

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