Air Filter, suits Toro SKU: B1AF54 Please log in to see price or purchase this item DetailsFits models TC1000, 2000, 3000 and 4000 trimmers. Also suits select Mitsubishi models.DetailsO.D 2-1/4” (57mm) x H 3/8” (9mm)DetailsToro 54-5190Cross ReferenceBRF3083