3479 20mm spacer products are offered for sale by suppliers on Alibaba.com, of which wheel adapters & spacers accounts for 14%, wheel parts accounts for 9%.
A wide variety of 20mm spacer options are available to you, such as black, silver and blue.You can also choose from anodized, hard anodized and black anodizing 20mm spacer,as well as from alloy, aluminum alloy, and steel 20mm spacer,