ORIGINAL EMAK SCREW 3960070R GS 37 (Euro 1) Chainsaw Crankcase GS 37 (Euro 1) Chainsaw Clutch and Brake GS 371 (Euro 2) Chainsaw Crankcase GS 371 (Euro 2) Chainsaw Clutch and Brake GS 41 (Euro 1) Chainsaw Crankcase GS 41 (Euro 1) Chainsaw Clutch and Brake GS 411 (Euro 2) Chainsaw Crankcase GS 411 (Euro 2) Chainsaw Clutch and Brake GS 45 (Euro 1) Chainsaw Crankcase GS 45 (Euro 1) Chainsaw Clutch and Brake GS 451 (Euro 2) Chainsaw Crankcase GS 451 (Euro 2) Chainsaw Clutch and Brake GS 451 (Euro 2) 50Y Chainsaw Crankcase GS 451 (Euro 2) 50Y Chainsaw Clutch and brake GS 51 Chainsaw Tank and chain guard