Description:<br> MATERIAL:Made of anodized aluminum,with high strength and corrosion-resistant.Not easy to break, more durable.<br> FITMENT:Fits most non threaded shifters manual transmission,such as for BMW,VW,Jeep,Saturn,Fiat and so on.<br> SIZE:Outer thread pitch: M12x1.25;Inner adapter diameter:13.9mm<br> Fit almost shift knob with 12x1.25 thread pitch,especially suitable for most of shift knob.<br> Note:Please check non threaded shifter diameter before placing order.<br>