Restore factory feel and reliable operation to your equipment with a chain tensioner bolt built to spec and ready for service. Verified for Echo applications. Cross-references factory part number V203000110X. Telltale signs the existing part needs replacing: vibration loosening, cross-threaded fit, or snapped fasteners. Reinforced where the factory part tends to fatigue — built to outlast the stock part under the same operating cycle. To install, start by noting the position of the worn component, compare the replacement against the worn part for a 1:1 match, then swap in using the factory torque sequence — basic hand tools cover most jobs. A smart upgrade for shops, contractors, and DIY users who want reliable fit and durable service life. Ships ready to install — no modifications required. Order with confidence and get back to work.