Part Description: TUBE TR-4 4.00/5.10-18 110/100-18 120/90-18 MOOSE
"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