Lots of parts for Stihl chainsaws. Older models such as 021, 023, 025, 026, 034, 036, 044, 046, 042, 048 031, 041, 028, 038 right on through newer parts for the MS441, MS460, MS440, and others.

stihl 028 chainsaw brake tension spring new 1118 162 7901 (st 207)
Stihl 028 brake tension spring. Part #:11181627901/1118-162-7901 New old stock part from closed out dealer.
Stihl FS160, FS180 Tension Spring New 0000 997 6202 (st 205)
Stihl FS160, FS180, FR220, FS220, FS280, FS290, tension spring Part #: 00009976202/0000-997-6202 New old stock part from closed out dealer.
Stihl 017, 018 Chainsaw Tension Spring New 1123 162 7900 (st 207)
Stihl 017, 018, MS170, MS180 tension spring. Part #: 11231627900/1123-162-7900 New old stock part from closed out dealer.