The CS-4920 features a powerful 50.1 cc, 2-stroke engine but is the lightest saw in its class. With a purge bulb for easier starts and a momentary switch that returns to the "ON" position when the saw is shut off, the CS-4920 is simple to operate. TOP FEATURES 50.1 cc professional-grade, 2-stroke engine i-30™ starter reduces starting effort by 30% Heavy-duty air filter with tool-less access provides superior air filtration
50.2 cc professional-grade, 2-stroke engine
For outstanding performance and durability
Automatic, adjustable clutch-driven oiler
Operates only when the chain is moving to reduce oil consumption
Decompression valve
Reduces rope-pulling effort for easier starts
G-Force Engine Air Pre-Cleaner™
Extends air filter life and reduces maintenance intervals
Replaceable metal bumper spike
Improves user control and leverage
Side-access chain tensioner
For easy chain adjustments
Spring vibration-reduction system
Delivers operator comfort