Rotary 17844 Air Filter replaces Stihl 1130-141-1700. Fits newer MS170, MS170 C, MS180 and MS180 C 2-mix engines. Newer Style: Found on saws produced post-2014.

Replaces
STIHL: 1130-141-1700

Fits Models
STIHL: MS170 2-Mix, MS180 2-Mix