Professional range - Blade for ride-on-mowers ELECTROLUX - HUSQVARNA 504 18 81-10, 504 18 81-01, 544 10 28-10, 544 10 28-01, 544 30 86-01, 504188110, 504188101, 544102810, 544102801, 544308601 mulching for machines R15T AWD, R15TS AWD, Rider 15T, Rider 15V2, Rider 15V2 AWD, Rider 15V2S AWD, Rider 155, Rider 155 AWD, Rider 155 EU, Rider 16, Rider 175, Rider 175 AWD, Rider 18, Rider 18 AWD, Rider Pro 15, Rider Pro 18, Rider Pro 18 AWD. L: 421 mm - Bore: 10 mm.