- "Real butyl tubes" made from 100% butyl polymer, unlike other "butyl" tubes, which are blended butyl polymer and natural rubber
- Each tube is individually boxed with a full range of sizes and valve stem types clearly marked on each box end
- 100% butyl tubes minimize natural air leakage and maintains air pressure for longer period of time
- All stems are TR-4 type for valve stem
NOTE: Tube Fits Tire Size 5.10-17 / 120/80-17 / 110/90-17 / 130/80-17 / 4.00-17 / 120/90-17