TUBE 2.75/3.00 90/90-21
- Each tube is individually boxed with a full range of sizes and valve stem types clearly marked on each box end
- All stems are TR-4 type for valve stem
- 100% butyl tubes minimize natural air leakage and maintains air pressure for longer period of time
- "Real butyl tubes" made from 100% butyl polymer, unlike other "butyl" tubes, which are blended butyl polymer and natural rubber
M20078