STIHL 4140 030 2000 piston kit Features: Cylinder (mm): 34 Weight: 70 g Models: BG 45, BG 46, BG 55, BG 65, BG 85, BR 45 C, BT 45, HL 45, HS 45, MM 55, SH 55, SH 85 Code: 40271484 Original part number reference: 4140 030 2000 STIHL