Unthreaded, has 1/4 inch hole which can be drilled out to size and threaded per application. Weighed out at 14.65 ounces or 415 grams. 

Upgrade your car's interior with this sleek and stylish aluminum shift knob. Its unique "Billy Club" design adds a touch of attitude to your ride. Made of high-quality materials, this heavy-weight knob is built to last and feels great in your hand. Easy to install and compatible with a wide range of vehicles, it's the perfect way to elevate your driving experience.