Spring Housing MS181, MS181C Replacement Blades they combine extreme durability with

they combine extreme durability with dependable professional safety

Can be left unlocked when quick tool retrieval is required

Comfort During Use: STIHL understands the importance of user comfort

You'll need a compatible loop-handle STIHL KombiEngine

The blade has a unique convex shape

Spring Housing MS181, MS181C Replacement Blades they combine extreme durability withGenuine STIHL Spring Housing (OEM: 1139 190 0700) for use with STIHL MS181 and MS181C chainsaws. This housing contains the rewind spring and forms part of the pull start assembly, enabling smooth and reliable engine starting. Available from Gustharts, authorised STIHL dealer.