Rnitle Bicycle valve replacement set [5 pieces], German bicycle valve bicycle insert bicycle valve adapter, for DV-NV-BV bike valve must-have accessories for bicycles: our bicycle valve replacement set is mainly used to replace old and damaged bicycle valve cores. It is very practical and an indispensable bicycle accessory for family or professional repair kits. High-quality material: this accessory for bicycle is made of very high-quality copper and zinc alloy materials, is finely processed, durable and nickel-plated and can resist oxidation. Waterproof and rust-proof, with long service life. Compatible with all standard bicycle valves: the flash valve inserts are compatible with bicycle tubes with Dunlop valve, flash valve, standard valve, Holland valve or wood valve. Easy installation of the bicycle valve replacement set: remove your old valve core and replace it with one hand - suitable for all types of bicycles such as city bike complete set includes 15 pieces: 5 x bicycle valve insert + 5 x valve caps + 5 x union nut