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String Trimmer Parts

Keep your Troy-Bilt® String Trimmer performing at its best with our wide selection of string trimmer line, spark plugs, attachments and more, all backed by our Right Part Pledge.


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712-3004A

712-3004A
Hex Flange Lock Nut, 5/16-18

$2.52
912-0429

912-0429
Hex Lock Nut, 5/16-18

$2.57
712-04065

712-04065
Hex Flange Lock Nut, 3/8-16

$2.66
712-04063

712-04063
Hex Flange Lock Nut, 5/16-18

$2.71
736-0242

736-0242
Bell Washer, .337 x .867 x .057

$2.71
WLS-50

WLS-50
Arnold Residential .050" 40' Trimmer Line

$2.74
912-3010

912-3010
Hex Nut, 5/16-18

$2.79
736-0105

736-0105
Bell Washer, .4 x .88 x .06

$2.87
WLM-65

WLM-65
Arnold Maxi Edge .065" 40' Trimmer Line

$2.93
WLS-65

WLS-65
Arnold Residential .065" 40' Trimmer Line

$2.95
631-04381

631-04381
Oil Fill Cap

$2.99
WLS-105

WLS-105
Arnold Residential .105" 30' Trimmer Line

$3.16