Amazon.com: Chainsaw Chain for 20-Inch Bar-72 Drive Links,3/8 Inch Gauge .050 Inch Pitch with 1 Bonus Sharpening Files; Heavy Duty Carbon Steel Chains Fit Most Major Chainsaw Brands(2 Pack) : Patio, Lawn
Chainsaw Chain Guide
ECHO 18 in. Low Profile Chainsaw Chain - 62 Link 91PX62CQ - The Home Depot
TriLink 18-in 62 Link Replacement Chainsaw Chain in the Chainsaw Chains department at Lowes.com