The product is a set of two preload button knobs designed for the front fork suspension of a mountain bike, specifically for the SR Suntour XCT model. The knobs are made of plastic and are approximately 2.9x2.9x3.3cm in size. They fit the SUNTOUR XCM fork type and are in a sleek black colour. The product is manufactured in China and meets the regulatory compliance FR219752_01WVEO. Ideal for adjusting the suspension of your mountain bike for a more comfortable and smooth ride.