TUBLISS TUBELESS INSERT 21"X 1.6-1.85 TU21

TUBLISS TUBELESS INSERT 21"X 1.6-1.85 TU21. The vendor part number is TU21. Read title carefully to know what you are getting. Here is the catalog descrion NOT the title?

• It???s about traction, lower PSI increases the control patch
• It???s about speed, more traction and control means more confidence to go faster
• It???s about ease, change tires faster with less hassle
• It???s about the feel, get a more settled ??·planted??? feel with lessspring effect no more ping ponging off the ruff stuff
• It???s about protection, the full circumference rim lock stiffens your tires so they absorb impacts.. NOT your rims
• It???s about weight, Tubliss weighs pounds less than heavy duty pinch prone tubes
• It???s about fewer flats, no tube means no more pinch flats
• New tires are recommended for best results