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Replacement Parts
Proulx Mfg., Inc. offers an array of replacement parts for all trimmer heads and tri- blades.
No need to replace your trimmer head when only a few parts are worn. All replacement components are easily identified in red on the exploded diagrams for each mode.
Standard Heads
UN-10L![]() | UN-31L![]() | UN-32L![]() |
UN-34L![]() | UN-34R![]() | UN-38R![]() |
UN-39R![]() |
Swift Load™ Heads
UN-60L![]() | UN-61L![]() | UN-62L![]() |
UN-64R![]() | UN-69R![]() |
Swift Load™ with Never Split™ System
UN-72L![]() | UN-74L![]() | UN-74R![]() |
UN-78R![]() | UN-79R![]() |
Swift Load™ Fixed Line Head and Tri-Blades
UN-46![]() | UN-50![]() | UN-55![]() |