Nikon Camera Flash Shoe Adapter AS-21 from Japan
Speedlight shoe adapter converting standard ISO hot shoe to Nikon TTL for older cameras. Falls under HTS 9006.91.00.01 as camera flash system adapter.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Document TTL electrical protocol specifications for Nikon cameras
• Include pinout diagrams matching camera hot shoe contacts
• Distinguish from generic adapters with proprietary signaling proof