0.5M 0.5 Modulus 7T 7 Teeth Plastic Spur Gear Pinion Bore Hole Aperture 2MM 1.95MM 2A Model 72A With 2.8MM Cylinder *FD272Product Description0.5M 0.5 Modulus 7T 7 Teeth Plastic Spur Cylinder Gear Pinion T=7 Bore Hole Aperture 2MM 1.95MM 2A Model Accessories 72A With 2.8MM CylinderSpecificationModulus:0.5MAperture:1.95mm(2MM,Tight distribution)Please word that this gear can be linked by means of the side of cylinder only yet now not the other gear side.Teeth:7Height:Total 5.5mm(height of gear:2.8mm)DiameterDiameter of gear:4.5mmDiameter of cylinder:3.4mmPackage200Pcs X 7T2A Plastic Spur Gear