Compatibility: for 017, 018, MS170, MS180 Reliable starting performance: This recoil starter for garden tools provides fast and efficient starting for your small motor devices. It delivers consistent, reliable power for easy starting of your lawn mower, trimmer, or other garden tools. Durable, high quality construction: This pull start for small engines is made from high quality materials and is robust and weather resistant. It is wear resistant and ensures long lasting reliability and performance for your garden tools. Easy to install: This recoil starter for garden machines is designed for quick and easy installation. It fits securely on most small motor models and provides a hassle free replacement for a defective or faulty starter. Use scenarios: - Replacing a worn or faulty starter on a lawn mower that is hard to start - Restoring reliable starts on a garden trimmer - Replacing a failed starter on small engine tools such as chainsaws or other garden equipment