Magazine Extension Tube from Japan
A 12-gauge magazine extension tube increases shotgun capacity for Remington 1100, classified under HTS 9305.99.60.00 as an accessory for heading 9303 shotguns. It threads onto the factory magazine tube.
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
• Declare exact capacity increase (e.g
• +2 rounds) and gauge/thread specs
• Aluminum tubes need anodizing type specification
• Note compliance with federal 922(g) parts count rules