Case Goods Connectors – Cabinet and Closet Fasteners

KNAPP® Connectors provides concealed cabinet and closet fasteners that maintain the optical quality of modern high end design, while being engineered in an innovative manner for fast processing and application. With multiple products and a high degree of prefabrication, we are confident in the perfect solution to fit your needs.

Mod-eez®️ System

Mod-eez®️ Sets

Cabinet and Case Goods Connectors | Spring Steel

The Mod-eez®️ System are cabinet and case goods connectors specifically designed with RTA and knock-down cabinets and closets in mind. This innovative system was developed to tighten joints securely together in a fast and simple method with no visibility of the connector. The Mod-eez®️ uses a spring steel declining ramp, called a “clip” and a large collared shoulder screw at the two mating members. This comprehensive system is used to attach the entirety of the cabinet, from start to finish. As opposed to other closet fasteners like cam locks, the Mod-eez®️ are completely concealed and you can remove them any time.

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    Mod-eez®️ System Sets


Mod-eez®️ Double Clips

Cabinet and Case Goods Connectors | Spring Steel

Mod-eez®️ Double Clips are used in combination with 2 Shoulder Screws and used for wider dimension board material. They are anti-rotating and can be attached in all wood materials, including metal. Mod-eez®️ clips are made for material as little as 5/8″ in thickness and are ideal for attaching screw strips, countertop strips, toe kicks, and any material greater than 3″ in width. Spring steel clips make the joint strong, yet flexible, while the collar on the shoulder screw adds tremendous resistance to torsional pull-out. Simply slide the shoulder screw head down the ramp of the clips and the connection tightens itself. As opposed to many other case goods connectors and nesting all fasteners, with the Mod-eez, all fasteners disappear.

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Mod-eez®️ Anti-Rotation

Cabinet and Case Goods Connectors | Spring Steel

Mod-eez®️ Anti-Rotation clips are cabinet and closet fasteners that work especially well to connect furniture components, such as a table aprons and chair stretchers as little as 2″ in width. The Mod-eez®️ anti-rotation clips are only .390″ wide, making them perfect for 1/2″+ thick material. Spring steel makes the joint strong, yet flexible, and with the clip located in its pocket and the system assembled, all fasteners disappear. Mod-eez®️ Anti-Rotation clips are highly used for components with narrow rails and stiles such as end tables, night stands, bookcases, knock-down, and RTA furniture, as there is no rotation once the components are connected.

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Cabinet Panel Connectors

DUO 30/35 Hook Connectors

Hook Connector | Steel

The DUO 30 and 35 is one of our concealed cabinet and case goods connectors that is used to attach panels by simply hooking them together. Their slim design allows you to use them in material as thin as 5/8″ of an inch. Its shallow profile is used to attach panels without the need to screw or nail through the face. The DUO consists of two identical round shaped steel brackets that hook into each other in a dovetail-like manner. They come in both 30 mm and 35 mm round brackets.

Two versions:

DUO mL = with sideways tolerance (+/- 1/8″) and the DUO oL = without sideways tolerance.

  • DUO – Hook Connector

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UNO 30 Hook Connectors

Stainless Steel Connector | Optional Locking Clip

The UNO 30 is a hidden cabinet and case goods connectors that consists of a round stainless steel bracket with a V-shaped receiver socket and a CS-screw, including a washer. Easy and fast assembly is guaranteed, as the generously V-shaped receiver socket receives the CS-screw head when mounted. Optionally, you can use the spring steel Locking Clip to latch the connector. Because of the bracket’s round shape, it can be easily fitted into a 30 mm / 7mm deep rebate. As the CS-screw is mounted to the component, the washer is there to perfectly set it to the right height to fit perfectly in the bracket, while still giving the ability to adjust in order to compensate any differences in dimensions. You can use the UNO 30 for applications such as interior wall panels, ceiling panels, moldings, and much more.

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Slide-in Connector | Steel

The CHICO is a precision slide-in connector made of aluminum die-cast zinc, which can be used in Corian®, Marlan®, and similar materials in addition to wood materials. Simply screw the connector halves into a groove (50 x 12 x 10 mm) and join by sliding them together. While other case goods connectors may be permanent, the integrated stop allows you to assemble and disassemble the connection in one direction. While sliding them into each other, the joint tightens up and is immediately load-bearing. Its small dimensions and high stability make it ideal for the applications where high product safety is required, and components (furniture, interior design components, etc.) must be easily assembled and disassembled. (i.e. exhibition booths).

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Dowel Connectors


6 mm and 8 mm | Plastic

The KNAPP®-Dowel is a strong and durable self-holding plastic dowel connector available in 6×28 mm and 8×36 mm. This dowel is made of high-strength weather-resistant (POM) plastic. As opposed to most case goods connectors and closet fasteners, the special design of threaded ribs grips itself into the borehole, hence, no clamping of the workpiece is needed. Unlike conventional wooden dowels, it has the option to be used with or without adhesive. If used with the recommended KNAPP®-Adhesive PU+ (Z011/1) the lengthwise grooves and two holes ensure an optimal distribution of the glue and a firm anchoring in the material, therefore, creating a strong and tight connection between the components when hardened. Unlike wooden dowels that can shrink and swell when exposed to the outdoors, the KNAPP dowel connector always keeps its strength and it’s consistency.

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QUICK-SET Locking Dowel

2-Part Locking Dowel | No Glue needed

The QUICK-SET is a simple and efficient 2-part Locking Dowel connector including a threaded stud and a plastic sleeve. It is self-tightening, non-visible, and you can insert it immediately into standard boreholes without waiting for glue to dry. Most closet fasteners and involve screwing and many times the connection is visible. The QUICK-SET is simply snapped into place and completely hidden. It comes in ∅ 5 x 7.5 mm, ∅ 5 x 11 mm, ∅ 8 x 8 mm, and ∅ 8 x 26 mm. The plastic sleeve remains ∅ 8 mm for all versions. You can use the QUICK-SET dowel on flat surfaces with a material thickness of 5/8″ inch (16 mm) or more. Cabinets and case goods can be put together on-site quickly and easily, thus high transport costs are omitted.

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TUCK Dowel

Spring Steel Compression Dowel | No Glue needed

The TUCK is a spring steel compression dowel for attaching components without glue or clamps that is immediately load-bearing. TUCK is available in five sizes. The 6 x 25 mm, 8 x 35 mm and 10 x 32 mm dowels are processed like conventional wooden dowels. The 10 x 28 mm and 10 x 16 mm are screwed onto a component, while the other end is inserted into a borehole. The spring steel design guarantees permanent tightening by pushing against the borehole wall. The processing can be done with a dowel-boring machine or CNC. Due to eliminating usual clamping aids, the productivity of the gluing of workpieces (furniture parts such as chair stretchers) can also be drastically increased even in smaller manufacturers.

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Biscuit Connectors

Biscuit Connectors

Snap-in | Slide-in | Plastic & Metal

Slide-in Connectors

The CHAMP, SUNNY, SILVER and METAL biscuits follow the same design, principles, and functions with slight variations. All of them sit in a standard #20 biscuit slot (4 mm), they are self-tightening, and non-visible. The connector halves are simply knocked into the biscuit slot with a hammer following the radius of the cut. All of the biscuits can also be disassembled, with the exception of the SUNNY biscuit that locks in place. SILVER and METAL have optional integrated locking tabs that can be engaged using a nail punch. These biscuits connectors consist of two identical halves that are installed into the biscuit cut and simply engage by sliding the two halves together.

Clip-in Connectors

FAST is a snap-in cabinet connector that is commonly used for face frame assembly and is also knocked in a #20 biscuit slot. The CLIPS requires a #10 biscuit slot and is used to attach toe kicks and removable panels. Both, the CLIPS and the CHAMP are installed using KNAPP Adhesive PU+ (Z011/1). Through the holes on the bottom of the connector, the KNAPP Adhesive PU+ can bond firmly to the material. A permanent connection can be made by gluing the joint.

With 6 different designs, you can join components without the use of clamps or glue for a variety of applications. Whether you manufacture or design kitchen and bathroom cabinets, case goods, closets, or architectural millwork, we have a solution that will work for you.

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The KLICK System

KLICK Dovetail Connector

Snap-in Connector for Trims and Moldings

The KLICK is one of our case goods connectors used to snap-in components with small dimensions, such as trims and moldings. After you’ve made your route, you can simply snap the KLICK woodworking connector into the custom dovetail groove. Because two dovetail routes must be made, the KLICK is commonly used where most pre-manufacturing can be done in the shop. You can combine the KLICK with the KLICKpro, making a firm connection by utilizing one dovetail route and a 12 mm groove. Use our KLICK System to take the place of unsightly nail and screw holes while maintaining a beautiful finished look. If you do more on-site applications, try our sKLICK Dovetail Connector.

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sKLICK Dovetail Connector

Snap-in Connector | Screw On

The sKLICK is a hidden connector used to snap on trims and moldings with small dimensions. Screw the sKLICK connector on the face or edge of the component and simply snap it into the custom dovetail groove. You can make the route with our custom KLICK Dovetail Router Bit. You can make the dovetail route in the shop while the sKLICK connectors can be screwed onto the components on-site. Because it can be screwed in on one side, it finds its use in many on-site applications. This also allows for on-site precision and adjustments to be made if necessary. The sKLICK is a fully self-tightening woodworking connector without any visible fastener parts.

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KLICKpro Dovetail Receiver

Snap-in Receiver for KLICK and sKLICK

KLICKpro is an adaptor with a dovetail groove for inserting both the KLICK and sKLICK connectors. You can snap the KLICK into the dovetail route on one side and likewise, snap it into the KLICKpro on the opposing side. Screw the sKLICK onto one component and snap the other side into the KLICKpro. When using the KLICKpro plastic dovetail receiver, the connection is stronger, therefore, you can assemble and disassemble the connection as many times as needed without any tear out of the wood. Mount the KLICKpro into a groove or rabbet and carry out the installation by screwing, nailing or gluing. It can also be pressure fitted into the 12 mm groove, although gluing is recommend to ensure a long lasting connection.

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miniKLICK Dovetail Connector

2-Part Snap-in Connector for Trims and Moldings

The miniKLICK is a 2-piece fastener for small trims and moldings used in window and door manufacturing. Its mini design allow you to snap on window and door stops with small dimensions. Not having to use nails gives you a much cleaner look, which ultimately, eliminates having to putty holes. The snapping mechanism holds extremely tight but the connection can also be removed if needed. With this in mind, you can easily remove glass stops for future glass or wood replacement. Being able to click in your window and door stops gives a nice finished look, saving you time and labor in the end. All of our KLICK-connectors are made of UV and weather resistant plastic. That being said, the miniKLICK is a worry free connector for both indoor and outdoor applications.

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Nesting Connector


Nesting Closet Fastener

The ZIPBOLT™ FASTFIT is truly a one-piece – one-step connector. This new generation knockdown closet fastener continues to incorporate the patented gear drive technology to achieve a new approach to cabinet and closet assembly. Many cabinetmakers worldwide are using CNC Routers or Nesting machines. With these tools, installation is fast, resulting in easy manufacturing and saving time and money. FASTFIT uses a unique mechanism to conceal the thread within the dowel section and then using the gear drive exits the thread to bite directly into the wall of the hole producing a very strong anchor.

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Still looking for a solution?

We hope you have found some practical and innovative case goods connectors. If you’re still looking for a solution that you have not yet seen, we are here to help! In this industry, we are always inventing and continuously learning to improve and meet the needs of our customers. We will be glad to help you find a connecting solution. Please, fill out the form below so we can help you find the connector for your woodworking project.

Tell us what type of connector you’re looking for!

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