50135 universal joint in the nominal 50x135 mm heavy-duty cross-bearing family for KAMAZ and related Russian commercial-vehicle drivelines. Search references include 5320-2205025, 5320-2205025-01, 131-2205025, 53205-2201025 and 6520-2201025. The photographed greaseable kit contains one cross with four installed bearing cups, four external circlips, one angled grease fitting and the shown protective accessory. Confirm all dimensions and retention details before ordering.