Compression Spring Replacement For EGO 3660582001 Fits ST Series Trimmer Heads Including ST1500 ST15000S ST1500F ST1500SF ST1500XY ST1510S ST1510T ST1520 ST1520S ST1530 STA1500 And AH1300 AH1520 AH1530 AH1531 2 Pack

2-Pack Compression Spring for ST Series Trimmer Heads
✔️ 2-pack compression spring fits AH1300 AH1520 AH1530 AH1531 ST heads

These compression springs are replacement parts designed for ST-series trimmer heads. They restore proper tension in the head's feed mechanism and are ideal for quick, DIY maintenance on compatible lawn trimmers.

✅ Replacement compression spring compatible with model 3660582001 for ST heads including AH1300 AH1520 AH1530 AH1531
✅ Fits AH1300 AH1520 AH1530 AH1531 and ST head families ST1500 ST1510 ST1520 ST1530 STA1500
✅ Note: Older ST1500F or ST1500SF may use AH1500 with 3660650001
✅ Pack size: 2 springs per order for handy spare replacements

💡 What is a compression spring replacement used for in trimmer heads and why is it handy?
It's a handy maintenance part that keeps the head feeding smoothly and extends service life.
- Handy for quick field maintenance and maintaining proper tension
- Fits AH1300 AH1520 AH1530 AH1531 and ST-series heads
- Helps prevent line jams and head stalling during trimming