1PZ 2 Pack of 4.50-12 4.50/4.00-12 Inner Tube with TR13 Straight Stem Replacement for Farm Implement Tractor Tire

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• 4.50/4.00-12 inner tube, can replace 4.00-12, 4.50-12 inner tubes for front tractor, implement,trailer and lawn & garden tractor and some dirt pit bike off-road bike tires.
• 4.00-12 inner tube is made of isobutylene isoprene rubber, which is better in air tightness, elastic damping and aging resistance than natural rubber.
• 4.50/4.00-12 inner tube means that it is suitable for use on wheels with a cross-sectional width of 4.00 to 4.50 inches and with 12-inch hubs.
• Package includes 2x Inner tubes, 2x Yire lever, 1x Valve core, 1x Valve core wrench in a 1PZ Brand Box.
• Please verify whether our model is suitable for your products before making a purchase. If you encounter any issues with our products, please don't hesitate to contact us. We'll promptly address the problem and provide you with the best possible after-sales service.