Dear Buyer, please note 1. The price is not included the duty fee. 2.Total length=travel length+138mm. 3. If you need other styles and dro, just contact with the seller, we can offer you all kinds of goods. 4. We are true hxx factory about dro and linear scales in China 19years, so we can offer you a good price. Advantage 1. Full of feature & can widely used for mill, lathe, drilling, boring, wire cutting & EDM machine. 2. The wide voltage AC80-260V can be widely used in all over the world. 3. We offer US, AU, EU, UK different type plug suite for different countries if need. 4. It can be matched for Sino, Rational, Easson and all the China brand linear scales, very easy to operate. Our Services 1. 24-hours technical support by E-mail 2. Provide extra accessories for the machine Also provide service of make program according to your drawings Customized or special design is OK. 3. All of our products' warranty period for 12 months. 4. Man-made destroy will be exception.