Replaces the following part numbers

Echo 27-9383

Fits Echo Sring Trimmers
SRM Series 140,140A,1400,1400A,200,200A,200AE,200BE, 200CE,200D,200DA,200DB,200DE,200DA,202FA,21OAE,210E, 250,250E,300,300AE,300AE1,300AE/1,300E,300E/1,302,
3O2ADX,303E,400AE,400B,400BE,400E,1500,1500A,1501, 2100,2101,2110,2200,2201,2300,2301,2400,2410,2500, 2501,2501S,2502,2510,3000,3001,3010,3100,3100S,3110, 3400,3410,3800,4600
Arbor Size For Above 10mm x 1.25 Left Hand Female Thread *Arbor Comes With Head