Item Part#: 1000388642 
Item Condition: New

Updated List 2026

This hanging J-hook is designed for compatible Matrix Fitness strength training rack systems and helps provide secure bar support during lifting exercises. Commonly used on power racks and half rack systems, the hook helps position and hold barbells while supporting organized and efficient workout performance.

Key Features

Secure Bar Support
Provides stable bar placement for compatible rack systems during lifting and training exercises.
Heavy-Duty Rack Component
Designed for repeated gym equipment usage while helping maintain reliable rack functionality.
Compatible Strength Equipment Fit
Made for select power rack and MEGA half rack system applications.
Efficient Workout Setup
Helps support smoother bar positioning and organized equipment operation during workouts.

Specifications

• Product Type: Hanging J-Hook
• Usage: Strength Training Equipment
• Design Type: Rack Support Hook

Compatibility

Compatible with the following Matrix Fitness equipment models:

• J-Hooks Power Racks (2018)
• MG-MR690-03 MEGA Half Rack (2016)

How It Works

The hanging hook mounts onto compatible rack systems and provides a secure resting position for barbells during workouts. It helps improve lifting transitions while supporting stable equipment operation.

Note

Please verify part number 1000388642 and equipment model compatibility before placing an order.

Compatibility Notes

• Designed for compatible power rack systems only
• Verify rack compatibility before purchase
• Match part number carefully before ordering
• Intended for listed strength system applications
• Compatible with select 2016 and 2018 equipment models

Dimension Details

• Length: 277.2 mm
• Width: 137.1 mm
• Thickness: 25t

Why This Design Matters

A properly designed J-hook helps support safer and more efficient bar placement during strength training exercises. The durable hook structure also helps maintain rack functionality and long-term equipment usability.

Used on the following models:

Matrix Fitness
J-Hooks - Power Racks | 2018
MG-MR690-03 | MEGA Half Rack | 2016