1:1.93 Speed Up Ratio1-3/8" Smooth input shaft with 1/2" bolt hole and circlip groove1.57" Output shaft with 12 tapered splines4-3/4" Mounting bolt spacing on center!Gearbox for 4 ft Cut Rotary Cutter Code 184000 L8SKU: 184000$255.00PriceQuantity*Add to Cart