BlueStars Ultra Durable 530047721 503936601 188-512 Primer Bulb Exact Fit for STIHL FS36 FS40 FS44 FS44R Trimmers; Echo CS300 CS301 CS305 CS306 CS340 and POULAN PP445 PP446 - Pack of 6

✅ FIX YOUR BROKEN CHAINSAW: Our Primer Bulb will replace a hardened or cracked primer bulb on your chainsaw which makes it impossible to draw the fuel into the carburetor properly.
✅ RUNS SMOOTHLY: Our high-quality and super durable Primer Bulb helps to fill the carburetor with the correct amount of fuel from the lower gas tank. It also removes excess air from the fuel line by pulling fuel into the line, helps to prime the circuit so that the saw can be started, and ensures a very smooth chain running for your chainsaw.
✅ EXTREMELY DURABLE: The Primer Bulb is made of impact-resistant plastic & high-quality rubber with good durability. It ensures the best performance for your chainsaw.
✅ EXACT REPLACEMENT: This product is compatible with STIHL FS36 FS40 FS44 FS44R trimmer; ECHO CS300 CS301 CS305 CS306 CS340 CS341 CS345 CS346 CS3000 CS3400 CS3450 CS271T CS303T CS310 CS352 CS353ES CS355T CS360TES CS361P CS370 CS370F CS400 CS400F CS420ES CS450 CS450P chainsaw; POULAN CHAINSAW P3314 P3314WS P3314WSA P3416 P3516PR P3816 P4018 P4018WM P4018WT PP445 PP446 PP446E PP446ET PP446T SM446E.
✅ ???% ???????? ????????: For any reason, you're not completely satisfied, you can ask for a replacement or full refund, no questions asked.