DescriptionAllow inflation or deflation due to built-in valves core. Professional manufacturing, do not need to be replaced frequently, it is very safe to use. It is a universal replacement part for car and motorcycle, safe and reliable, and an indispensable accessory for tire valves extension.Features-Color:Golden -Material:Copper -Size:4.50X4.50X1.00cm;/1.77X1.77X0.39in; -The inconvenient position and angle of the valves so that hard to inflating tire, you can use this 45 degree valves extension. - Copper construction, good strength and durability, non-deformation, impact resistance and aging resistance for long-lasting reliability.- These tire valves extensions are suitable for most bicycles, motorcycles, trailers, RVs with standard tire valves. - With good toughness, high performance and long service life, not easy to deform and damage. - Easy to Installation, just remove existing valves caps and screw the 45-degree valves on quickly, strain the valves stem.