This is a genuine Honda OEM replacement spring,designed for use in the W5 Easy‑Load Tap‑and‑Go bump‑feed nylon head used on UMK straight-shaft brushcutters. The spring ensures proper tension and snapping action for one‑line feed performance when the head is bumped. Built to Honda’s precise OEM standards for consistent line feed and long service life.
Fitment
- UMK425 (With Speed Feed Head)
- UMK435 (With Speed Feed Head)
- UMK450 (With Speed Feed Head)