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各式尺寸零件都可訂製,歡迎洽詢!!
Aluminum Alloy Screws/Brass Bushing/Stainless Steel ScrewsHexagon Screws
Adapter/Piston/Opposed-cylinder engine
Stainless steel internal and external threaded sleeve/Faucet valve body/Polygonal screw
Bicycle-specific axle/Electric motorcycle battery mounting shaft