ECHO CS-4510 16" product Easy Start Pump System: The

Easy Start Pump System: The Easy Start Pump System features a pressure relief valve

Hose Connections: Quick connect couplers

Carburetor: 1

Made of polyurethane foam

ECHO CS-4510 16" product Easy Start Pump System: TheDescription Features 16" and 18" bars with 20BPX chain 3 point spring vibration reduction system provides operator comfort Automatic adjustable bar oiler allows adjustment of oil flow to match cutting conditions Choke with automatic fast idle for easy starting Dual post chain brake improves durability Momentary stop switch automatically returns to "on" position Purge bulb delivers fresh fuel to carburetor Side access chain tensioner offers easy chain