1. Product Overview UFL004 is a square flange mounted bearing unit combining UC insert ball bearing and cast iron FL housing. It features self-aligning capability and easy installation for general machinery. 👉 Get a quote within 24 hours for your project 2. Key Advantages 4-bolt square cast iron flange housing for face mounting UC insert bearing with eccentric locking collar for simple assembly Double rubber seals for dust & moisture protection Pre-greased for maintenance