difference between shoes 15-004 and 15-004?

A quick learner from CA says:
July 30, 2015
I was following steps in picking up the balances to replace. But I got stock in step3 where I can not tell the difference of shoes of 15-005 and 15-004. Any one can provide your advice.

--Sean
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Paul from SWISCO responded:
July 31, 2015
Hello, Sean. The difference between these shoes is the size. We show detailed dimensions for each one on their respective store pages. Just compare your measurements to what we show to confirm a match.
Winged Channel Balance Shoe, 1-3/32" Depth
Winged Channel Balance Shoe, 1-3/32" Depth
15-004
$0.74
Winged Channel Balance Shoe, 1" Depth
Winged Channel Balance Shoe, 1" Depth
15-005
$0.74
How to Replace a Channel Balance Attachment
How to Replace a Channel Balance Attachment
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Classifying Channel Balance Fittings
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