Pure Aluminum Telescope Tube from Canada
Precision extruded tube of unalloyed aluminum for amateur telescope bodies. HTS 7608.10.00 applies to this lightweight, dimensionally stable optical tube. Meets strict purity for thermal expansion control.
Duty Rate — Canada → United States
55.7%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Specify optical flatness tolerances in technical specs
• Surface finish <32 RMS prevents profile classification
• Import without optics to stay in Chapter 76