Inner Tube 80/100 ? 21 TR4 Straight Valve Stem <br> Fits on these Tube Type Tires: 80/100-21, 80/90-21, 90/80-21, 90/90-21, 100/80-21, 3.00-21

Motorcycle Inner Tube 80/100-21 TR4 Valve Stem* <br> TR4 Valve Stem: Straight Stem, Round Shape to fit on rims with a round valve base. Center. <br> Fits on these Tires: 80/100-21, 80/90-21, 90/80-21, 90/90-21, 100/80-21, 3.00-21<br> - Rim diameter: 21" <br> - Valve Type: TR4 (Centered, Straight Valve, Round Shape) <br> - Made of Thick Rubber Blend <br> - Heavy duty durable valve stem. <br> - Seamless construction <br> - Unbeatable performance and value. <p>This item is a universal/custom fit component, and does not have any direct standard/OEM model application. <br> Refer to your vehicle's owner's manual for inner tube sizing for your tires <br> Sizing information is provided by the manufacturer and does not guarantee a perfect fit <br> Please use this information as a guide only</p>

• Motorcycle Inner Tube 80/100-21 TR4 Valve Stem*
• TR4 Valve Stem: Centered, Straight Stem, Round Shape to fit on rims with a round valve base.
• Fits on these Tube Type Tires: 80/100-21, 80/90-21, 90/80-21, 90/90-21, 100/80-21, 3.00-21
• Heavy duty durable valve stem.
• Unbeatable performance and value.