340 throat valve products are offered for sale by suppliers on Alibaba.com, of which other auto parts accounts for 1%, pipe fittings accounts for 1%, and check valves accounts for 1%.
A wide variety of throat valve options are available to you, You can also choose from water, oil throat valve,as well as from steel, stainless steel, and alloy throat valve, and whether throat valve is black, white, or silver.