Vender tbrinnd 2Pcs Adjustable Tension BMG Dual Drive Extruder 3D Printer Parts Accessories al mejor precio

Specifications: The extruder uses a 3: 1 internal gear ratio combined with precision CNC machined hardened steel drive gears. It has adjustable tension: the knurled screw tensioner allows the user to finely adjust the pressure exerted by the drive wheels on the thread. Features fine workmanship and is durable in use. Item Name: Extruder Quantity: 2Pcs Material: ABS, Steel Features: Durable, Adjustable Tension, Precision Gear Size: 72.5mm x 42mm/2.85" x 1.65" (Approx.) Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 2 x Extruder