- Reduced price

The Robodue CD51R handle by Colombo Design is an elegant and functional solution for interior doors, characterized by a drop-shaped grip mounted on a round rosette. Made of Cromall alloy, with refined finishes such as polished chrome, satin or Oroplus, it combines strength and artisanal care. The simple but distinctive design makes it suitable for both classic and modern environments, while the 10-year guarantee — extended to 30 for Oroplus finishes — testifies to the qualitative excellence of the brand. A choice that combines aesthetics, durability and daily comfort.
WE TAKE ALL MEASURES TO MAKE YOUR PURCHASE SAFE
WE LEAVE THE DELIVERY OF ORDERS TO THE BEST COURIERS
(edit with the Customer Reassurance module)
Robodue CD51R ColomboDesign Handle – Linear elegance on round rosette Ø50mm
The Robodue CD51R, part of the Contemporary Handles collection by ColomboDesign, represents a refined balance between formal minimalism and functional comfort. Made of Cromall® (resistant zamak alloy), it is characterized by a straight and soft lever, mounted on a round rosette Ø50mm, ideal for modern environments that favor simplicity and quality.
Technical features
Material: Cromall® (noble brass alloy), guarantees robustness and premium feel
Finishes: Oroplus (polished brass), Polished Chrome and Satin Chrome, all with 10-year warranty
Dimensions: lever 141×66mm; rosette Ø50mm; total height 50mm
Supported door thickness: 30–60mm, with standard 8×114mm square pin and return spring for smooth and silent movement
Package content & installation
The package includes the pair of handles (right/left), escutcheons for Patent or Yale locks, square pin, fixing grub screws, screws and Allen key. Installation is quick and does not require additional milling on the rosette.
Style and contexts of use
The Robodue CD51R is designed for residential, contract and office spaces in a contemporary style. The essential, linear and without excess design integrates harmoniously into minimalist or characterful environments, where technical detail meets sober aesthetics.
Assembly diagram for COLOMBO DESIGN doors and winows handles, knobs, and accessories.
Download (3.08MB)Reference: 085.0CD52
Brand: Colombo Design
The RoboDue CD52 cremone bolt by Colombo Design is a window handle with a simple and functional design, featuring a T-handle mounted on an oval plate. Made of Cromall®, it is available in high-quality finishes such as polished chrome, satin chrome, and polished gold. Compatible with traditional wooden windows and doors with internal rods, the mechanism...
Reference: 085.0CD52DK
Brand: Colombo Design
The RoboDue CD52DK DK cremone bolt by Colombo Design is a window handle with a simple, contemporary design, featuring a teardrop grip mounted on an oval rosette. Made of Cromall®, it is available in high-quality finishes such as polished chrome, chrome-matt, and Oroplus. Compatible with tilt-and-turn (DK) windows, the mechanism can be purchased...
Reference: 085.0CD69BZGH-CR
Brand: Colombo Design
Colombo Design CD69 BZG-H bathroom latch in brass with satin chrome finish, green/red visual indicator and grooved button for emergency opening with coin. Ideal for bathroom doors in private and public environments.
Reference: 085.KITTRASFORMAZIONE78
Brand: Colombo Design
7/8 mm adaptation kit for mounting handles on 7mm square (French standard) - to be used only with Colombo Design handles
Reference: 085.KITTRASFORMAZIONE6
Brand: Colombo Design
Adaptation kit for mounting handles on 6mm square - can only be used with Colombo Design handles
Reference: 085.0CD81R-NK
Brand: Colombo Design
The Mach CD81 handle by Colombo Design is a refined solution for interior doors, characterized by a rounded grip and soft lines that adapt perfectly to both classic and modern contexts. Made of brass or Cromall®, it is available in numerous high-quality finishes such as Cromat, Nikelmat, Oromat, Oroplus, and Antique Brass.Mounted on a rosette, it offers a...
Reference: 085.0FF19BZG
Brand: Colombo Design
Colombo Design FF19 BZG bathroom latch in brass with a thickness of 6 mm, satin or polished chrome finish, grooved button for emergency opening with coin.Compatible with 50 mm rosettes and ideal for bathroom doors in private and public environments
Reference: 085.0SK21R-CR
Brand: Colombo Design
The Libra SK21R handle by Colombo Design is a refined choice for interior doors, characterised by a contemporary design and essential lines. Designed by Studio Kairos, it stands out for its square and decisive grip, mounted on a round rosette, which gives a modern and sober touch to any environment. Made of solid brass, it is available in fine finishes...
Reference: 085.0MM11R-CR
Brand: Colombo Design
The Zelda MM11 handle by Colombo Design is a creation by Jean Marie Massaud that interprets modern design with square and clean lines. Made of solid brass, it stands out for its square rosette and minimalist profile handle, ideal for contemporary environments. Available in finishes such as polished chrome and satin chrome, it is guaranteed for 10 years
Reference: 085.0CD91R-BR
Brand: Colombo Design
The Robotre CD91 handle by Colombo Design, in the rosette version, stands out for its tapered shape and essential design. Made of brass or Cromall®, it is designed to offer a comfortable and visually light grip, perfect for modern and minimalist environments. The 50 mm round roses enhance the clean lines, while the fine finishes — such as Satin Chrome,...
Reference: 085.CB21R-CR/CM
Brand: Colombo Design
The Mixa CB21 handle by Colombo Design, designed by Bartoli Design, is an elegant and contemporary proposal for interior doors. Made of solid brass, it stands out for its wavy profile grip, which combines ergonomics and style in a single fluid shape. It is available in refined two-tone finishes such as Oroplus/Oromat and Cromo/Cromat, with a 10-year...
Reference: 085.LC11R-OL/OM
Brand: Colombo Design
The Taipan LC11 handle by Colombo Design, designed by Luca Colombo, is a model for interior doors that interprets modern design with simple shapes and refined details. Made of solid brass, it is mounted on a round rosette and available with a key hole or Yale. Its handle stands out for its two-tone finish, which combines polished chrome and cromat (satin...
Reference: 085.KITTRASFORMAZIONE6
Brand: Colombo Design
Adaptation kit for mounting handles on 6mm square - can only be used with Colombo Design handles
Reference: 085.0MM11RF-CR
Brand: Colombo Design
The Zelda MM11F handle by Colombo Design with low rosette is an elegant and discreet variant of the famous series designed by Jean Marie Massaud. Characterized by the “Six Millimeters” concept, it has a square rosette with a reduced thickness (6 mm), which allows assembly without additional milling, maintaining a clean and modern profile. Made of solid...
Reference: 085.0PJ11R-NM
Brand: Colombo Design
The Pegaso handle model AM11 by Colombo Design is a perfect balance between classicism and innovation.Its elegant, slightly curved line gives a sense of movement and refinement, while the solid construction ensures its durability and comfort. Ideal for interiors that want to stand out with a timeless style, capable of gracefully adapting to both modern...
Reference: 085.0CB51R-CM
Brand: Colombo Design
Maniglia Flessa Colombo Design CB51R
Reference: 085.0AR11P70-BR
Brand: Colombo Design
The Piuma handle model AR11P by Colombo Design, mounted on a plate, expresses lightness and sobriety in an extremely clean design. Its thin and harmonious lines convey a feeling of discreet elegance, perfect for refined and modern environments. The integrated plate completes the aesthetics with a touch of formal continuity, making the whole even more...
Reference: 085.0BD11R-NM
Brand: Colombo Design
The Elle BD11 handle by Colombo Design is an elegant fusion of contemporary design and functionality. Designed by Bartoli Design, it stands out for its essential and modern square shape, made of solid brass or Cromall® depending on the version. Available in refined finishes such as polished chrome, polished or matt graphite, it is designed to enhance...
Reference: 085.0PF11ROL
Brand: Colombo Design
The Daytona PF11 handle by Colombo Design is a model with a strong and contemporary character, signed by the famous designer Paolo Pininfarina. Made of solid brass, it stands out for its fluid and dynamic lines, which give elegance and modernity to any environment. It is available in refined finishes such as satin chrome and Oroplus
Reference: 085.LC41R-CR/CM
Brand: Colombo Design
The Milla LC41 handle by Colombo Design, designed by Luca Colombo, represents the evolution of the LC31 model, maintaining the sinuous and compact style but with a slightly more marked profile.Made of Cromall®, it is mounted on a round rosette and available in elegant finishes such as Chrome/Cromat and Oroplus/Oromat. The warranty is 10 years for the...
Reference: 085.0FF11R-CR
Brand: Colombo Design
The Slim FF11 handle by Colombo Design is a concentration of elegance and innovation.Made of brass, it stands out for its ultra-thin profile—only 4 mm thick—which gives a minimalist and contemporary aesthetic.Mounted on a round rosette, it is available in refined finishes such as polished and satin chrome. Designed by the Spalvieri & Del Ciotto...
The Robodue CD51R handle by Colombo Design is an elegant and functional solution for interior doors, characterized by a drop-shaped grip mounted on a round rosette. Made of Cromall alloy, with refined finishes such as polished chrome, satin or Oroplus, it combines strength and artisanal care. The simple but distinctive design makes it suitable for both classic and modern environments, while the 10-year guarantee — extended to 30 for Oroplus finishes — testifies to the qualitative excellence of the brand. A choice that combines aesthetics, durability and daily comfort.