This is a high-quality 3/8" pitch, 7-tooth Archer replacement Drum & Rim sprocket with a needle bearing.

This sprocket replaces Oregon part# 513443.

Fits the following Echo models:

ECHO CS400, CS4100, CS420, CS4200, CS4400, CS4510, CS4600


Archer Chainsaw accessories are made with quality and sold all over the world.