- Made in the USA - Smooth, Precise shifts - No welded or cast parts - Heavy Duty Construction - 100% CNC Machined 6061 Billet Aluminum -Fits all factory and Aftermarket shift knobs 12mm. - Adjustable Shifter Stops to prevent shift fork damage - Won't rust like competitors cheap mild steel nickel plated design - Infinite Position Adjustable Height and angle, for smooth, fast, comfortable shifts - Adjustable Off-Set Spring preload finds 3rd gear for you, to eliminate missed shifts - Utilizes a higher ratio pivot mechanism for smoother and more precise power shifting - Stainless Steel Shaft & Pivot Ball making it the strongest on the market unlike the competition. All Blu Thunder shifters are constructed from the best grades of aluminum. We are also the only manufacturer to make their center shaft out of Stainless Steel and use the highest quality components.