ECHO & SHINDAIWA TRIGGER THROTTLE Echo & Shindaiwa Genuine OEM Part Original Factory Package & Label Echo & Shindaiwa Genuine Part C450000060 is used on models SRM-3001 (021091-027000) Straight Shaft Trimmer-SRM-300AE Straight Shaft Trimmer-SRM-300E1 Straight Shaft Trimmer-GT-1000 Curved Shaft Grass Trimmer-GT-1100 (001001 - 051000) Curved Shaft Grass Trimmer-GT-1100 (051001 - 077000) Curved Shaft Grass Trimmer-GT-1100 (077001 - 098000) Curved Shaft Grass Trimmer-GT-140B Curved Shaft Grass Trimmer-GT-160 Curved Shaft Grass Trimmer-GT-160A Curved Shaft Grass Trimmer-GT-160AE Curved Shaft Grass Trimmer-GT-200A Curved Shaft Grass Trimmer-GT-200B Curved Shaft Grass Trimmer-GT-200BE Curved Shaft Grass Trimmer-GT-200CE Curved Shaft Grass Trimmer-GT-2100 Curved Shaft Grass Trimmer-GT-2101 Curved Shaft Grass Trimmer-GT-2102 (001001 - 051000) Curved Shaft Grass Trimmer-GT-2102 (After S/N 051001) Curved Shaft Grass Trimmer-GT-2200 Curved Shaft Grass Trimmer-SRM-210AE Curved Shaft Trimmer / Brushcutter-RM-303E Straight Shaft Backpack Trimmer-SRM-140D Curved Shaft Trimmer / Brushcutter-SRM-140DA Curved Shaft Trimmer / Brushcutter-SRM-1500 Straight Shaft Trimmer / Brushcutter-SRM-1500A Straight Shaft Trimmer / Brushcutter-SRM-2000 Straight Shaft Trimmer / Brushcutter-SRM-1501 (0017001 - 0039000) Straight Shaft Trimmer / Brushcutter-SRM-200AE Straight Shaft Trimmer / Brushcutter-SRM-200BE Straight Shaft Trimmer / Brushcutter-SRM-200CE Straight Shaft Trimmer / Brushcutter-SRM-200DA (After S/N 061536) Straight Shaft Trimmer / Brushcutter-SRM-200D Straight Shaft Trimmer / Brushcutter-SRM-200DA (001001 - 061535) Straight Shaft Trimmer / Brushcutter-SRM-200 Straight Shaft Trimmer / Brushcutter-SRM-210E Straight Shaft Trimmer / Brushcutter-SRM-2201 Straight Shaft Trimmer / Brushcutter-SRM-2200 Straight Shaft Trimmer / Brushcutter-SRM-2301 (001001 - 0031000) Straight Shaft Trimmer / Brushcutter-SRM-2300 Straight Shaft Trimmer / Brushcutter-SRM-2500 Straight Shaft Trimmer / Brushcutter-SRM-250E Straight Shaft Trimmer / Brushcutter-PP-1200 (001001-055504) Power Pruner-PP-1200 (