This is a top - notch 10mm x 130mm hex head bolt designed for the OTK rear bumper. Rated at 8.8, it offers excellent strength and durability, ensuring a reliable connection for your kart's rear bumper.

Using this bolt is easy. First, make sure the surface where you'll install the bolt is clean and free of debris. Then, simply insert the bolt into the appropriate hole on the rear bumper. Tighten it firmly, but don't over - tighten as it could damage the bolt or the bumper. As for maintenance, check the bolt regularly for any signs of looseness or wear. If it starts to look rusty, you can clean it with a wire brush and apply a thin layer of anti - rust spray. Store the bolt in a dry place when not in use to prevent corrosion.