One-way slipper clutch shaft is element of unique Multi-adjustable Slipper One-way Clutch which features 2-in-1 functionality due to the adjustable primary slipper clutch and adjustable front side One-way Slipper to lock-in the leading end under acceleration also to adjust slipper off-power management which influences exactly how easy the car is on landing and under high-speed braking aswell stops traction roll at part entry. Made from HUDY Spring Steel