BSI 27-30

A quick learner from Utah says:
Imprint says BSI 27-30 then maybe 06. It is shown in the pictures. Also the bottom end has side tabs.
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Casey from SWISCO responded:

Hello,

Take a look and compare the S350-28 channel balance with a 2730 strength option to your original assembly. Thank you!

S350-28 : 28
28" Series 350 Channel Balance
S350-28
$10.25
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