Are you looking for a professional and practical window frame surround knob? Our products will be your . Made of excellent craftsmanship and safe materials, it has excellent durability and practicality. Reasonable design makes it easy to install and use, bringing you more convenience. Features -Color:Black -Material: Stainless steel, nylon. -Size: About 9.25X4.50X4.50cm/3.64X1.77X1.77in. - This replacement knob is specially designed to make the function the same as the original window frame knob. - Special design, fine workmanship. It is the best replacement for your old, broken window frame surround knob. - Fine workmanship, excellent texture, reasonable structure, high adaptability, and can be well applied to soft-top window frame. - Perfect replacement. The pin knob is made of stainless steel and nylon, no rust in long-term use. - Compared with the original knob, the pin knob has less grooves for better grip, sturdy to use. Package list: 2 x Window Frame Long Knobs