
Hammond CLAR12BK 12 in Adjustable Ladder Rack Rung, Black Steel
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Create Free Business AccountKey Features
- Fits 12.00 in (305 mm) wide cable ladder rack; 10.98 in (279 mm) internal clear width
- Steel construction for durable cable support and load performance within ladder rack systems
- Adjustable design allows custom rung placement to match cable bundle sizes and layouts
- Mounting hardware included; tapped 10-32 holes for quick attachment to most ladder and runway systems
- Low 0.44 in (11 mm) profile with 2.25 in (57 mm) depth adds support without modifying existing sections
- Black powder coat finish, GREENGUARD, TSCA and RoHS compliant
- TAA-compliant and manufactured in North America to support government procurement requirements
- Ideal for retrofit installations needing extra support points to reduce cable sag
The CLAR12BK is an adjustable cable ladder rack rung sized to fit a 12.00 in (305 mm) wide ladder, giving network installers, data center technicians and structured cabling contractors an easy way to add a cable support point exactly where it is needed. It is part of the CLAR Series of adjustable ladder rungs, designed to add flexible cable support points in ladder rack systems.
Construction is steel with a black powder coat finish, which is GREENGUARD, TSCA and RoHS compliant. The steel build provides durable cable support and maintains load performance within ladder rack systems, while the adjustable design allows custom rung placement to match cable bundle sizes and layout requirements. Added support points help improve cable distribution and reduce sag in high-density installations, and the rung secures in place to maintain stability under heavy cable loads.
Overall dimensions for CLAR12BK are 0.44 in (11 mm) high, 10.98 in (279 mm) internal width, 12.28 in (312 mm) external width and 2.25 in (57 mm) deep. The drawing shows tapped 10-32 holes, and mounting hardware is included, so the rung is designed for quick attachment to most cable ladder and runway systems without modifying existing ladder rack sections.
Because it improves routing flexibility on structures already in place, the CLAR12BK suits both new builds and retrofit work where additional cable support is required. It is compatible with a wide range of ladder rack systems and support structures. The part is TAA-compliant and manufactured in North America (country of origin CA), USMCA compliant, RoHS and REACH compliant, and classified EAR99 for export.
Ideal For
- Data centers and telecom rooms
- Network and structured cabling installations
- High-density ladder rack systems needing extra support points
- Retrofit ladder rack applications
- Customizing rung spacing for non-standard cable layouts
Overview
| Series | CLAR Series |
| Part Number | CLAR12BK |
| Nominal Size | 12 in |
| Product Type | Cable Ladder Rack Adjustable Rung |
| Fits Ladder Width | 12.00 in (305 mm) |
| Short Description | 12IN ADJUSTABLE RUNG |
Dimensions
| Depth | 2.25 in (57 mm) |
| Height | 0.44 in (11 mm) |
| External Width | 12.28 in (312 mm) |
| Internal Width | 10.98 in (279 mm) |
Identifiers
| UNSPSC | 39121301 |
| GTIN-14 | 00623980013398 |
| UPC (With Check Digit) | 623980013398 |
| UPC (Without Check Digit) | 62398001339 |
Packaging & Shipping
| Tariff Code | 7318.15.8085 |
| Country Of Origin | CA |
Construction & Finish
| Finish | Black powder coat (painted black) |
| Material | Steel |
| Mounting Thread | Tapped 10-32 |
| Included Hardware | Mounting hardware included |
Compliance & Certifications
| ECCN | EAR99 |
| Standards | TAA-compliant |
| RoHS Compliant | Yes |
| REACH Compliant | Yes |
| USMCA Compliant | Yes |
| Finish Compliance | GREENGUARD, TSCA, RoHS compliant |
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Frequently Asked Questions
What ladder rack width does CLAR12BK fit?▾
CLAR12BK is designed to fit a 12.00 in (305 mm) ladder width, with an internal clear width of 10.98 in (279 mm) and an external width of 12.28 in (312 mm).
Is mounting hardware included with CLAR12BK?▾
Yes. The drawing notes state that mounting hardware is included, and the rung uses tapped 10-32 holes.
What is the rung made of and how is it finished?▾
It is steel with a black powder coat finish that is GREENGUARD, TSCA and RoHS compliant.
Can I add this rung to a ladder rack that is already installed?▾
Yes. The adjustable design is intended for quick attachment to most cable ladder and runway systems and improves cable routing flexibility without modifying existing ladder rack sections, making it suitable for retrofit applications.
Is CLAR12BK TAA compliant?▾
Yes. The part is listed as TAA-compliant and manufactured in North America, with country of origin CA, to support government procurement requirements.
What other sizes are available in the CLAR Series?▾
The series also includes CLAR18BK for 18.00 in ladder widths and CLAR24BK for 24.00 in ladder widths.


