Our Hidden Gem shift knob is designed to give you the absolute BEST grip possible, while offering some utility go along with that. Featuring a knurled 6061 aircraft grade aluminum body, and removable screw-on cap, you'll be able to stash extra cash, documents, or even add weights inside and make your own heavyweight shift knob (weights not included). They are available with 4 different adapters being M10 and M12 with thread pitches of 1.5mm and 1.25mm.
