Part Number: 03740

Fits: Fits Stihl BR320, BR340, BR380, BR400, BR420, SR320, SR340, SR400 & SR420. 7 piece set. Replaces: 4203 029 0500, 4203 029 2300, 1115 149 0600, 4203 129 0901, 4203 129 0900, 42030290500, 42030292300, 11151490600, 42031290901, 42031290900