If you need to send UPS/Fedex/TNT/DHL, please contact us.We need to discuss the freight with you.The DFORCE has always been concerned about product quality.We are developing products and working hard to improve the quality.We will not abandon our reputation because of many cheap products on the market.It is believed that only high quality products can ensure the quality of your work and bring safety to your work.Some of our products may be more expensive than others, but please believe in our quality and believe that you will not regret when you receive the goods. ***-***
***-*** DualDrive gears for 1.75 mm filament,Precision custom cnc machined with extreme precision guarantees that you get the grip you always wanted.Manufactured in hardened steel with an protective surface treatment will give you long lifetime and extreme reliability. 1.Superior quality pulley WITHOUT the lock screw X 1 (Hardened steel)It is more durable and durable.The biting teeth are very sharp and not easy to slip. 2.Superior quality pulley with the lock scre X 1 (Hardened steel)It is more durable and durable.The biting teeth are very sharp and not easy to slip. 3.Pulley shaft X1(3MM*20MM) 4.Pulley bearings X 2 PS:In a long period of use.There may be a drop in color.But this does not affect the sharpness of the gear.