Introduction This tobacco machine transmission gear is produced for MOLINS MK8 with tight tolerances so it seats without complex adjustment. Alloy steel construction gives long service life even under high-cycle duty, while the precision cut keeps the drive train running quietly and accurately. Basic Info. Product name Large Transmission Gear Model UB-GR-600 Material Alloy steel Hardness High, wear-resistant Size OEM standard, customized available Compatible Models MK8, MK9