Aluminium alloy front valve nut for bicycles - Durable aluminium alloy construction provides strong rust resistance and long lasting performance while remaining lightweight. - Replaceable valve core made of aluminium alloy is compatible with standard valve cores and includes its own sealing ring for dependable sealing and easy maintenance. - Easy installation and disassembly with a compact, practical design that saves time and effort during wheel maintenance or tire changes. - Precise fit ensures the valve nut aligns exactly with the original front valve hole position, delivering accurate shape and size for secure seating. - Clear compatibility and sizing: designed for standard bicycle front valve systems to maintain reliable performance with common components. - Performance and reliability: built to withstand regular ride conditions, offering consistent sealing and reduced risk of air leaks. Use scenarios - Routine front wheel tire maintenance on road and mountain bikes, where quick installation and a reliable seal are important. - On-the-spot valve core replacement during a ride or at the roadside, enabling fast repair with minimal downtime. - Upgrading or replacing a front valve assembly to improve sealing performance in wet, muddy, or dusty conditions, or when upgrading to a replaceable alloy valve core. Material and function at a glance - Material: aluminium alloy for corrosion resistance, durability, and light weight - Function: front valve nut with replaceable aluminium valve core, plus sealing ring for secure, leak-free operation - Size and fit: designed to match the original front valve hole position with precise dimensions for reliable compatibility