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Black 1U steel D-ring hook 1.8x3.9in for vertical rack cable management

STARTECH

STARTECH CMHOOK1UN 1U Vertical Server Rack Cable Management D-Ring Hook 1.8x3.9in server accessory

SKU CH-CCM3-ZQ34S MPN CMHOOK1UN

Adds a 1U vertical D-ring hook to server racks for cable strain relief, measuring 1.8 by 3.9 inches and meeting EIA RS310-D standards

  • Product typeCable Management
  • Product colorBlack
  • DetailsIndustry Standards: EIA RS310-D U Height: 1U Enclosure Type:
  • Key featuresRoute cables neatly through your rack with an easy-to-instal

Style 1.8 x 3.9in

  • Neat cable routing with 1U vertical D-ring hook
  • Reduces interface strain through secure cable management
  • Fits standard racks meeting EIA RS310-D specification
  • Steel construction provides 2.2 in external height durability
  • 8 x 3.9 in internal space organises cables efficiently

What the product is

The StarTech.com CMHOOK1UN is a 1U vertical D-ring cable management hook designed for server racks. It provides a fixed mounting point to route and secure patch cords or trunk cables. The steel bracket measures 1.8 by 3.9 inches internally and 2.2 by 4 inches externally. It conforms to the EIA RS310-D industry standard for rack mounting.

Who this suits and who should look elsewhere

This hook suits installers who need simple, permanent cable strain relief on standard racks. It is not for builders who require adjustable or tool-less cable routing. It is not for buyers who want more storage capacity or integrated cable managers. It is not for setups that need horizontal cable trays or vertical panels with multiple rings.

The deciding specification

The critical specification is the 1U rack height combined with the internal dimensions of 1.8 by 3.9 inches. These measurements determine whether the hook fits the available rack space and accommodates the cable bundle diameter. Verify the rack complies with EIA RS310-D before ordering.

How it compares

Measured against everything we stock in Drive Cages & Server Add-Ons, at today’s prices. Recalculated every night.

Price $8.99
Cheaper than about 96% of the 1,119 comparable items (median $74.99).

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Specifications

Product
Brand nameStarTech.com
Model nameCMHOOK1UN
Product typeCable Management
Product colorBlack
Size & build
Shipping weight0.08 kg
Package size204 × 119 × 55 mm

Other versions of this model

2 more in the same range

Questions about this item

What comes in the box with the CMHOOK1UN and do I need any extra hardware to mount it?

The package contains the black steel D-ring hook designed for 1U vertical mounting. Mounting screws are not included, so you will need to supply screws that match your rack's threaded rails.

How do I decide between the different CMHOOK1UN listings?

CMHOOK1UN is a single model with fixed dimensions of 1.8 by 3.9 inches internal clearance and 1U rack height; there are no capacity or version options to choose from.

What does the 1U height mean when the hook is installed in my rack?

It occupies one rack unit of vertical space, measuring 1.8 inches high by 3.9 inches wide inside the ring, providing strain relief for cables routed through that aperture.

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