Summary: RCMA adds KS259 Copper Flat Sheet to inventory

Why It Matters: The store is updating its raw material selection. Adding metal sheets suggests they are catering to more advanced builders who need specialized materials beyond standard wood.

What Changed:

• Replaced the Balsa Sheet 2mm listing with a KS259 Copper Flat Sheet listing in the featured materials section.
• Removed a "Share via Email" link associated with a third-party review platform at the bottom of the page.