Parts Unlimited Heavy-Duty Inner Tube - 2.75/3.00-21, 80/100-21, 90/90-21, 90/100-21, 100/80-21 - TR-4 Valve Stem - 0350-0367

Manufactured to the highest quality as approved by all the Japanese motorcycle manufacturers
Available in standard and heavy-duty versions
Each tube is individually boxed with a full range of sizes and valve stem types clearly marked on each box end
Wide range of sizes available for rim diameters from 10in. through 21in.
Made of natural rubber which offers a very high tear strength
2.8-3mm thick rubber provides extra protection against punctures and pinching
Best suited for offroad use
TR-4 valve stem