Hopping you Have this Channels
Item number has mark on the side of the channels
27" Channelshas has mark on it horizontal 26 4 & Vertital BSI and Horizontal PP
and 12" Channelshas has mark on it horizontal 11 5 & Vertital BSI and Horizontal PN
I am assuming the first 3 numbers are the size of the channels
also I am attaching picture of the channel
Please confirm with me if you guys have it to make my orders
RubenĀ