Replacement Loncin 180100064-0001 Air Filter.
Fits Loncin models: 1P88F-1, 1P90F-1, 1P92F-1, HS452 Husqvarna
Replaces OEM: 180100064-T381, 180130188-0001, 590 97 31-01, 180100064-0001, 180120127-0001, LC180100064, 180130188-0001, LC180130188-0001.