MPN: ma37x57, 37x57, 037x57, hamu37x57, mu37x57,37x12.Compatible with Hayter heritage 10/30 machines before 2000, compatible with Murray 8/30 and 10/30 machines before 2000. (Before 2000, the engine could be seen from behind the seat) Its circumference is 1363mm, width is 12.7mm, and thickness is 8mm, perfectly matching the 10/76 cut deck structure. This belt is used to replace damaged or lost lawn mower conveyor belts, ensuring normal operation of the lawn mower and achieving perfect transmission matching. The V-shaped design provides a larger contact area and matches with standard pulleys, achieving smoother power transmission and lower wear. The surface material is embedded with high-strength aramid tension rope, which has the characteristics of oil resistance, heat resistance, and static electricity resistance, and can maintain stable performance in complex environments., Manufacturer: Briny River