K-tuned Circuit X Shifter - B/D Series all-models K-Tuned 6AN wrench

K-Tuned 6AN wrench

So don’t be fooled by thicker heavier steel is better

faster tuning & setup

8mm tall FWD or AWD 3

K-tuned Circuit X Shifter - B/D Series all-models K-Tuned 6AN wrenchK tuned Circuit X Shifter B D Series We released our original B D Shifter back in 2012. Since then we have released three different versions. We have also made some small changes to update the design over the years. Now, in 2019 we have overhauled the three designs. Starting at the bottom we have replaced the white plastic cage that holds the ball with a Delrin bushing. Delrin is used as it is one of the strongest plastics available, it is resistant