Screw Size: 25mm Co-Rotating Screw Design: 600 RPM L/D Ratio: 44:1 Horsepower: 10 Quick Clamps: 10- Barrel Sections / 4- Open Barrel Sections W/Bolt On Blanks Main Feed: 2- Bolt on Stacks for the Open Sections to Adapt Feed or Vent Options 16 Spare Unused Screw Elements and Misc Other Spare Parts: 80 Hours on Optical Fiber Acrylic Materials Both Solid and Gel-State Adjusting Vacuum Venting Manifold: Budzar 3-Zone Temperature Control Unit Flender Gearbox: Hot Oil Temperature Contolled Vacuum Pump: Reliance Variable Speed Drive The unit has no side feeder or control panel: Top Sight Glasses