JAPANESE MADE FOR HARSH CONDITIONS Power for professionals. A best-in-class saw for heavy clearing and logging. Features a Performance Cutting System™ and loaded with user-friendly innovations to keep the sawdust flying. The CS-621SX generates markedly less emissions whilst retaining the power and dependability that made its predecessor so special. Fitted standard with 20" (50cm) guide bar. TOP FEATURES 59.8 cc professional-grade, 2-stroke engine - For outstanding performance and durability Built for daily commercial use- Built to the highest possible standards in Japan G-Force Engine Air Pre-Cleaner™ - Extends air filter life and reduces maintenance intervals Automatic, adjustable clutch-driven oiler - Operates only when the chain is moving to reduce oil consumption Rear-mounted, heavy-duty two-piece air filter - Provides for easy access and easy cleaning Translucent fuel tank - For quick fuel level checks Decompression valve - Reduces rope-pulling effort for easier starts Dual bumper spikes - Improves user control and leverage Available in 16, 18, 20, 24, and 27 in. bar lengths - Versatile options for various tasks