Roboquattro‑S CD51R ColomboDesign handle – modern essentiality on round or square rosette

The Roboquattro‑S CD51R by Colombo Design, designed by Alexander Hoffart, expresses a precise minimalism with its thin and perfectly proportioned line. Made of Cromall®, a resistant and refined brass alloy, it is presented on a Ø52mm round rosette depending on the layout, for a stylistic and functional choice that combines elegance and adaptability

Technical features
Material: Cromall® (high quality brass alloy), known for its durability and premium feel

Available finishes: Oroplus (30-year guarantee), Polished Chrome, Satin Chrome, Vintage, Vintage Mat, Black Mat – with a guarantee between 10 and 30 years depending on the finish

Dimensions: lever 141.5×62.5mm; depth approximately 62mm; rosette Ø52mm or square 52×52mm

Compatible door thickness: 30–60mm; equipped with 8×114mm square pin and integrated return spring for silent and long-lasting operation

Equipment and installation
The package includes a pair of handles (right/left), Patent or Yale escutcheons, roses, square pin, grub screws, and hex key. Assembly is simple and does not require milling, ideal for new installations or quick renovations

Recommended style and environments
Characterized by reduced visual impact and precise shapes, the Roboquattro‑S CD51R fits perfectly into contemporary interiors, contract spaces, offices and minimalist homes. The availability of multiple finishes allows for the ideal combination with classic or modern environments, adding a touch of Italian design without excess