Briggs & Stratton 1686687SM Shaft Assembly, Roller, 50" NetSuite-ID_553242 Ensures the air filter element

Ensures the air filter element is securely fastened to the carburetor

Assembled wooden handle and flat file

Recommended for saw sizes up to 42cc and bar lengths up to 18"

and fuel economy

Briggs & Stratton 1686687SM Shaft Assembly, Roller, 50" NetSuite-ID_553242 Ensures the air filter elementGenuine replacement part. This OEM part ensures proper fit and performance to maintain the life of your Equipment. Many parts look similar, so its crucial to ensure youre choosing the right replacement for your original equipment or engine model. Not sure? Use our Parts Lookup Tool to view part diagrams and find the correct replacement. Help keep your outdoor power equipment running at peak performance by using Briggs and Stratton replacement and