⚠️ Fitment note: The Make/Model filter is for guidance only. Please verify model / year / engine size in the product description before purchase. The product description is the definitive fitment reference. If you’re unsure, message us and we’ll confirm fitment. Part No. 69-006.MICH.MED (oro2u.com)18x400/425 Heavy Duty Inner Tubes Michelin 830920 [2mm Thick]Product Description. Features an overlap splice which is stronger than the butt splice used on most tubes. Splice is always placed opposite the valve stem to help balance the tube. Used by those who want the very best. Part No. 69-006.MICH.MED (oro2u.com)18x400/425 Heavy Duty Inner Tubes Michelin 830920 [2mm Thick]Product Description. Features an overlap splice which is stronger than the butt splice used on most tubes. Splice is always placed opposite the valve stem to help balance the tube. Used by those who want the very best. SHOW MORE