This spring is a direct-replacement component for Oliver commercial equipment, sized to the original installation footprint and built for daily commercial kitchen service. Whether the equipment is on the hot line, the prep station, or the walk-in, the spring sees a heavy duty cycle every shift. This replacement targets that real-world workload — material choice, finish, and dimensional fit are picked to match the original part's service life. Verify Oliver part number 70123107 against your equipment service manual.