Ideal for higher horse power engines or if running a 2-blade propeller. The tensil strength is 130,000 to 135,000.
Note: 17-4 shafts are available with a taper at both ends.
There is an extra machining charge for the taper on the engine end. See 90-760 on product listing page. Before ordering a double tapered shaft, see this drawing and instructions.
For a guide to selecting shaft diameter based on propeller size, see our Hardware Description page.
Note: Prop shafts can be cut to exact size at no additional cost. Just enter the length in the box above.