Comparison : Item # A0201, 400 Series 1:1 (Miter) Gear Ratio, 1.25 Inch (in) Shaft Diameter, and A Rotation Gear Drive
Item # A0202, 400 Series 1:1 (Miter) Gear Ratio, 1.25 Inch (in) Shaft Diameter, and B Rotation Gear Drive
Item # A0203, 400 Series 1:1 (Miter) Gear Ratio, 1.25 Inch (in) Shaft Diameter, and C Rotation Gear Drive
Item # A0204, 400 Series 1:1 (Miter) Gear Ratio, 1.25 Inch (in) Shaft Diameter, and D Rotation Gear Drive
Item # A0205, 400 Series 1:1 (Miter) Gear Ratio, 1.25 Inch (in) Shaft Diameter, and E Rotation Gear Drive