Stihl MS 171 Instruction Manual page 59

English
Class 2C
An electrically powered consumer chain
saw, intended for general use by
homeowners, cottagers, campers, etc.,
and for general applications such as
clearing, pruning, and cutting firewood
Definition of a Low-Kickback Saw Chain
according to CSA-Standard Z 62.3-11
A replacement saw chain where the
computed kickback angle without brake
(CKA ) does not exceed 45° when
wob
tested on the standardized generic
kickback unit (GKU).
MS 171, MS 171 C, MS 181, MS 181 C, MS 211, MS 211 C 57