Use and Care Manual
22
CS-271T
CHAIN AND GUIDE BAR COMBINATION
The following combinations are recommended for model 
CS-271T
. 
GUIDE BAR
(Low-kickback)
Replacement guide bars. 
The following guide bars may be considered to 
have equivalent kickback energy. 
•  Sprocket nose guide bars of the same length 
and nose radius, same pitch and having the 
same number of teeth. 
•  Hard nose guide bars of the same length and 
nose radius as a sprocket nose bar. 
SAW CHAIN
(Low-kickback)
 CAUTION
Do not use replacement saw chain unless 
it has been designated as meeting the ANSI 
B175.1 kickback performance requirements, 
when tested on the representative sample of 
chain saws below 3.8 c.i.d. specified in ANSI 
B175.1. 
NOTICE
LOW KICKBACK SAW CHAIN meets the 
kickback performance requirements of ANSI 
B175.1 (safety requirements for gasoline-
powered chain saws).
Guide bar Saw chain
Length mm (in.)
ECHO Part No.
Pitch mm (in.) ECHO Part No. Links
Double Guard
305 (12)
12A4CD3745
9.53 (3/8)
90PX45CQ
45
12A0CD3745 91PX45CQ, 91VG45CQ










