Series 770 Channel balance with 33E stamp?

A contractor from royersford pa says:

January 30, 2012

I dont see a 33e on here is there something that is compatible in the 770 series?

here are my pics they are identical to the 770 series let me know
thanks,
Jim H.

A customer submitted photo of channel balance attachments.

Tom from SWISCO responded:

January 31, 2012

Thanks for posting, and for the pictures! That is certainly a Series 770, however the 33E is not a standard option. It may have to be a custom order. Before we get started with that though, can I just confirm that the length of your metal channel is 33"?

33" Series 770 Balance

S770-33

$13.67

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