Description This TriLink 20 in. bar and chain combination features TriLink low kickback (LC70) Centri-Lube saw chain. The light weight guide bar is reversible for a long cutting life. The productâs hardened guide bar rails and precision bearings provide long life and smooth chain action along the guide bar. Bar Length: 20"; Pitch: 3/8" Full-Chisel; Gauge: .050"; 70 drive links; File size: 7/32"