Specifications︰ Item No. / Tube O.D. inch
FSU-04x04 1/4 x 1/4
FSU-04x06 1/4 x 3/8
FSU-06x06 3/8 x 3/8
FSU-06x04 3/8 x 1/4
FSU-06x08 3/8 x 1/2
FSU-08x06 1/2 x 3/8
FSU-08x08 1/2 x 1/2
FSU-08x10 1/2 x 5/8
FSU-10x10 5/8 x 5/8
FSU-10x08 5/8 x 1/2
FSU-10x06 5/8 x 3/8
FSU-12x12 3/4 x 3/4
FSU-12x10 3/4 x 5/8
FSU-12x08 3/4 x 1/2