This is a high-quality 3/8" pitch, 7-TOOTH Archer replacement drum rim sprocket with a needle bearing.

This sprocket is compatible with Husqvarna models: 445, 450, 455 Rancher, 460 when these models are equipped with a 3/8" pitch sprocket. 
This sprocket replaces Husqvarna part# 537291604

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