Pulley d11*20 h21 7PJ lawn mower belt drive

Drive pulley for 7-groove (7PJ) belt of lawn mower Stiga Collector 40E, Gardena PowerMax 1200/32 (5032-20), Gartner ELM-1232 BL, on shaft ~11 (taking into account tolerance for hot fit), outer diameter 20, height 21 mm