Bonnel Type Wire Springs for Box Springs from Canada
Hourglass-shaped Bonnel helical springs from wire under 5.1 mm diameter, used in box spring mattress foundations of heading 9404. They deliver firm foundational support beneath foam layers. HTS 7320.20.50.10 applies for their precise mattress support role.
Duty Rate — Canada → United States
13.9%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Use gauge measurement certificates for wire diameter to prevent misclassification to coarser spring categories
• Declare as 'mattress support springs only' on invoices; avoid generic 'coil springs' descriptions