1PC ball nut 1.Because the freight is unstable. If you want to order large quantities or heavy goods. Welcome to consult customer service for more discounts and about the shipping costs. 2.Customers in Brazil, please place an order to indicate your personal tax number 3.Except for the delivery methods of AliExpress, send Fedex, UPS, and other express methods. If you would like to know the shipping method,please be feel free to contact to me. 4.The customs should be paid by buyer,Please tell us the amount declared by the customs. We will write the amount on the invoice as your request. 5.We are devoted to selling different kinds of components.Such as linear rails, balls crew , bearing,motor&drive,coupler,spindle&in verter ,cable drag chain,switching power supply , gears and racks and reducer,other machinery parts. Please contact to us if you need anything product. Waist nut： The waist-shaped hole is an oblong hole specially processed as a baffle, positioning plate, and template to adjust the distance between left and right, front and rear. Because the distance that needs to be adjusted is uncertain, the waist-shaped hole is processed to facilitate alignment during use. Position the size to adjust.

Product specifications