Purchase Qty. Reference FOB Price
500-999 Pieces US$20.00
1,000+ Pieces US$19.50
Product Description
Product Description 1.Change gears allow for a wide range of speed adjustments without changing the layout of the main engine.https://tongxingqc.en.made-in-china.com/product-list-1.html 2.Compared with other speed adjusting devices, the transmission gear has the advantages of high transmission ...