ISE Replacement Recoil Spring for Stihl FS450
Replaces Part Numbers: 4134 190 0601 , 4134-190-0601
Fits Models: Stihl FS120, FS120R, FS200, FS200R, FS250, FS250R, FS300, FS350, FS450, FS480, FR350, FR450, FR480, FR480C, FT250, HT250, SP200, SP400, SP450, SP451, SP481, BT120C & BT121