/* Pink warning box (scoped to this product description only) */ .pink-warning{ background:#fff1f2; /* light pink */ border:1px solid #fecdd3; /* pink border */ color:#7a0033; /* deep magenta text for contrast */ padding:.75rem 1rem; border-radius:8px; margin:.75rem 0; font:16px/1.5 system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif; } Piston Stop Tool (M14 × 1.25) A simple and effective tool for locking the piston via the spark-plug hole, allowing easy removal or installation of clutches, sprockets, and flywheels. Fits engines using standard 14 mm × 1.25 spark-plug threads (common on most chainsaws) Available in Metal or Plastic options Manufactured by GA Forestry Ensure your engine uses 14 mm plug threads before use. Not suitable for 10 mm plug threads. Warning: Turn the engine by hand only. Do not use impact tools — this can damage the piston. Note: Clutches and flywheels may use left- or right-hand threads. Check your manual before loosening.