*** HEAVY DUTY IN STOCK SHIPS TODAY *** Quill shaft is made from heat treated steel and allows the rotor gear coupler to be coupled to the blower snout. This is a part that every racer should carry a spare as they do need to be replaced from time to time.
The finish is black oxide and the length in the picture is 4.025" which is standard for the current C or D series blower. Be sure to measure the quill shaft or know what model blower you have when ordering.
RBS now also offers the PSI Extreme quill shaft which is a little larger in diameter and offers a little more strength for two stepping C rotor applications.
Stock diameter quill shaft is .630" in the center, extreme quill shaft is .780" in diameter.
Racer can choose which quill shaft from the drop down menu.