Components: Bosch 230mm Gearbox

• Outer diameter of large wheel - 81.5mm
• Hole for the shaft of the large wheel - 14mm
• Height of wheel measured at shaft hole / entire support - 15/20mm
• Number of teeth on large wheel - 37
• Outer diameter of small circle - 18.5mm
• Hole for the shaft of the small wheel - 9mm
• Height of entire support of small wheel - 15mm
• Width / depth of small circle - 10/4mm
• Number of teeth on small wheel - 9