Lawn tractor trimmer spring for lawn mower compatible BRIGGS STRATTON For models: BRIGGS STRATTON 147700 , 302400 , 326400 , 140200 , 146700 , 170700 , 190700 , 191700 , 220700 , 233400 , 243400 , 252700 , 253700 , 256700 , 280700 , 281700 Code: 30270263 Original part No.: 692207 260584 ah m