Quattro for iPhone 17Pro Max HD Shiny Silver Extra Super Duralumin
This product is made to order upon receipt of your request.
Please note that cancellations cannot be accepted after an order is placed.
Please read the details at the bottom of the page carefully.
For current delivery times, please check the top of the website or refer to this link.
Thoughtfully hand-polished to gently bring out the refined, natural luster of the material.
*This product is not compatible with MagSafe chargers or Qi wireless charging.
●Main Body & Side Button Parts: Machined Extra Super Duralumin A7075
■Raw Duralumin Finish If minor scratches or dullness occur over time, gently buffing the surface with a commercial metal polishing paste will restore its natural luster, allowing you to enjoy it for years to come.
Made to order upon receipt of your purchase.
*Please review the notes and guidelines at the bottom of this page before placing your order.
[Included Items] Instruction manual, dedicated screwdriver
Dedicated protective jacket engineered for genuine Apple iPhone 17 Pro, iPhone 17 Pro Max, iPhone 16 Pro, and iPhone 16 Pro Max.
*Not compatible with other device models.
■ Design, Functionality & Shock Resistance
Building upon the four-corner glass protection of the Quattro series, this model incorporates a proprietary structure inspired by watch design to help protect your iPhone from everyday impacts.
■ Signal Consideration
Engineered with dedicated signal pathways from the initial design phase, allowing for reliable everyday communication under typical conditions.
■ Materials
The jacket is crafted from Extra Super Duralumin A7075, an aluminum alloy prized for its dependable strength. Each piece is thoughtfully hand-polished to gently bring out the refined, natural sheen of the metal.
Includes a dedicated tool designed specifically for this model.
*Due to the nature of solid metal construction covering the rear surface, cellular signal reception may experience subtle interference.
*This product is not compatible with MagSafe chargers or Qi wireless charging.
*If the signal indicator shows 3 bars or fewer before attachment (in areas with weak reception), signal strength may be affected.
*Not recommended for use if signal strength is typically 2 bars or fewer in your regular environments (home, workplace, etc.).
*Designed exclusively for specified compatible devices.
*iPhone is not included.
*Please note that we cannot be held responsible for any damage, malfunction, loss of the iPhone, or data loss resulting from drops or impacts.
*Product specifications, appearance, and included accessories are subject to change without prior notice for continuous improvement.
*Due to the precise, low-profile design around the connector port, third-party cables with connectors larger than genuine Apple cables may require an adapter.
*Thick protective films or tempered glass installed on the front or rear may interfere with proper fitting.
*Strap is not included.
*Regarding custom engraving, we reserve the right to decline requests that violate public order, decency, or third-party copyright/trademark rights.
*We assume no liability for any disputes, damages, or claims arising from the use of the engraving service.
*Engraved items may be featured as customer examples on our official website.
*As each piece is made to order, cancellations cannot be accepted once an order is confirmed.
● Handcrafted in Tokyo, Japan (MADE IN JAPAN)
Product Description
Quattro for iPhone17Pro HD
Quattro for iPhone17Pro Max HD
For iPhone 17Pro/17Pro Max/16Pro/16Pro Max
Duralumin machined jacket.
Full metal model.
MADE in TOKYO JAPAN
Left: Jacket only / Right: With dedicated lens cover
One-of-a-kind design quality that defies imitation.
A duralumin jacket, the strongest aluminum alloy, and a floating structure that prevents the iPhone body from touching the jacket.
Carefully designed down to the smallest detail, and
Advanced 3D machining technology that faithfully reproduces the designer's intent
guards your iPhone.


The Quattro HD series, featuring a three-dimensional design, has been around since the iPhone 3G generation.
This model features easy-to-use and sophisticated button parts on both sides.
The camera control section has practical indentations and slits.

iPhone17Pro

iPhone16Pro
The jacket is made of A7075 (super duralumin), the highest grade aluminum alloy used in aircraft.
Each piece is polished by hand to maximize the metallic luster.

A deep protector around the lens firmly protects the lens.

The sides of the main unit are equipped with easy-to-use and stylish button parts.
For an even more luxurious feel.

The camera control section has indentations and slits to allow your finger to slide during zooming.
A practical and sophisticated design.


For iPhone 17 Pro/17Pro Max, an optional duralumin machined cover to protect the lens is also available.
Please purchase it to match your jacket.

Lens cover for iPhone 17 Pro/17Pro Max

Featured product
Machined Duralumin Lens Cover for Quattro for iPhone 17Pro HD Shiny Silver
Pickup currently not available
FACTRON is an original brand created by Factus Design, an industrial design studio with a deep background in product creation, offering distinct value apart from mass production.
The designers themselves operate machine tools to shape each piece from solid metal, followed by attentive hand-finishing. Valuing the subtle warmth of handcraft and the natural textures of the materials, we deliver thoughtfully crafted pieces designed to bring quiet delight, ease, and enrichment to your everyday life.