J Hook with Hammer on Beam Clamp for 5/16″-1/2” Flange

Hammer On. Route Fast.

The WJH Series J Hook with WHOK‑58 Hammer‑On Beam Clamp delivers a quality, non‑continuous support option for data centers, commercial, and industrial cable pathway applications. Built for organized cable routing, the j hook manages category cable, Power over Ethernet (PoE), fiber optic cable, low‑voltage wire, and signal and control cable. The hammer‑on beam clamp provides a fast, dependable attachment method for flanges from 5/16″–1/2″ thick. Engineered for efficient installation, the j hook keeps cable pathways organized and easy to manage from start to finish.

Heavy‑duty pre‑galvanized steel built for long‑term durability

Smooth, rounded edges protect cable jackets and help maintain proper bend radius during routing

Designed with bolt and locknut construction for easy field modification

Quickly installs with a hammer onto I‑beams and flanges from 5/16″–1/2″ thick

Configurable in eight bold colors to clearly define and segment cable pathway

Select configurations feature sleek all‑black finish that blends seamlessly with surrounding environments

All configurations ship ready to use, reducing installation time and labor cost

Complies with industry codes and standards for structured cabling systems

UL 2043 compliant and approved for plenum air‑handling applications

UL & CUL listed

Our Products

Winnie Industries builds fastening and support products that position, route, and secure cable, conduit, and components for clean, organized installations across structured cabling, electrical, and mechanical systems. Each solution is engineered for jobsite speed and reliability, helping contractors cut labor time, reduce rework, and maintain dependable pathways in demanding environments.

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Quick Build

When the deadline blows up and you need product right now, our premium Quick Build program delivers expedited j hook trees and other configurations—built faster than fast to keep the job moving.