Clear coating Aluminum Black lightsaber?

Since I only get one shot at this, I thought it appropriate to ask advice first what’s everyone’s favorite clear coat for hilts/parts weathered using

Microtech 160-11APNC Socom Elite Manual Folding Knife 4.05 Apocalyptic Clip Point Combo Blade, Natural Clear Aluminum Handles - KnifeCenter - Discontinued

Aluminum Lightsaber Weathering experts?

Durable 9101SBK Auto Stryker - Serrated Tanto Knife

Custom Finishes – SaberForge

How to Apply Propspeed Application Instructions

1-3/8 Carbide Teeth Metal Multi-Tool Blade

tesa® 60634 - tesa

3-1/2 Harpoon Blade Composite Handle Pocket Knife, Black

TiRant RAZOR V3 Utility Knife (50/50 Jet-Black + Carbon Fiber SLASH Edition) – Exceed Designs