This is a genuine KUHN 6063928 set containing four high-quality V-belts, each measuring 17mm in width, 11mm in height, and 1150mm in length. Designed for optimal power transmission and durability in demanding agricultural applications, these V-belts are essential for maintaining the performance of KUHN GF series hay rakes, including models like GF 10802 T GII, GF 13002 T GII, and GF 8702 T GII.