Strut Channel/Steel Channel/Unistrut Channel/C-channel /Strut Framing with features :
C and U shape strut channel with plain or slotted
A)Size:41mm*21mm or 41mm*41mm back to back 41*41mm, 41*62mm,41*82mm
B)Thickness:1.5mm, 2.0mm, 2.5mm ,2.7mm,3.0mm
C)Length:10 and 20 feet(3m,...
Products: rear channel speakers,
32 channel gps receiver