If it weren't for the Armor, it would most likely be a large weapon.
So, considering the special circumstances of the Hero, the advanced Forging Masters at the Arcane Workshop included many unique ideas in the forging process.
If it was Armor, then the traditional armor-wearing method was clearly unsuitable for a Beast Spirit Mage like the Hero, so they incorporated a folding enchantment program into the prefabricated blocks, allowing the equipment to shrink into a portable form regardless of the final product, enabling the Hero to unfold it at any time when using the humanoid transformation.
As a treasure-level piece of equipment, the redundant parts could fully accommodate this subsequent addition of enchantments without affecting its core performance and the Hero's needs.
On the contrary, the Legendary Inherite Necklace around the Hero's neck had such high precision that it couldn't undergo additional enchantment modifications, so it couldn't be removed.