Problem Solvers Presta Valve Extenders: Standard 50mm Black

.top{margin-bottom:30px;}.top li{margin-left:5%;margin-right:5%;margin-top:10px;line-height:120%;list-style-position:outside;}Problem Solvers Presta Valve Extenders: Standard 50mm Black. Problem Solvers basic valve extenders. Tube valve core remains unscrewed extender threads to valve allowing the use of shorter length valves on deep section rims.Sold individually Designed for standard presta valves. Not recommended for use with removable core valves Allows use of short valves with deep section rims Use Teflon plumber tape to control air leakage table{border-collapse:collapse;width:100%;}td{text-align: left;padding: 8px;font-weight:350;}tr:nth-child(even){background-color:#f2f2f2}th{background-color:#eb212e;color:white;text-align:left;padding:8px;}.desc ul{font-size:24px;font-weight:600;margin-left:-25px;padding-top:35px;border-top:3px solid #f0f0f0;}.desc li{list-style:none;border-bottom:4px solid #eb212e;width:142px;} TECH SPECS Valve Length Long 56-74mm Valve Length Short 32-40mm Length 50