Description

Maximise your strength training potential with the Cortex 2x30kg Weight Stack Upgrade Kit (SM-26). Featuring additional plate rods and a cable weight stack, it’s the perfect addition to elevate your home gym and push your limits further.

Key Features

Increases the SM-26's total weight load from 140kg to 200kg for superior resistance and progressive overload
Supports a wide range of exercises, including chest presses, leg extensions, bicep curls, and lat pulldowns for full-body strength development
Each stack consists of 6x 5kg plates, allowing for precise weight adjustments tailored to your training needs
Comes with additional rods and cables, ensuring seamless integration with your existing SM-26 setup
Recommended to be installed during the assembly of your SM-26 for convenience and efficiency

Specifications

Reviews

Ask a question

Terms and conditions

Bulky Delivery*

Bulky delivery covers kerbside drop-off at your delivery address

Bulky delivery excludes the following:
- Carrying items up lifts, stairs or steps
- Installation
- Removal of existing goods or packaging
Bulky deliveries must be received in person. If you are not present at time of delivery, you will be liable for a second delivery fee.
Items weighing over 40kg will require assistance for unloading.

Special Price

Offer ends 11:59pm AEST 6th July 2026 (14007374)

Interest Free

Cortex 2x30kg Weight Stack Upgrade Kit (SM-26)

Name: Cortex 2x30kg Weight Stack Upgrade Kit (SM-26)
Brand: Cortex
SKU: CSST-SM26UP200
Price: 346 AUD
Availability: InStock

CSST-SM26UP200 9347166076175

ONLINE ONLY

^$346

Compare

Harvey Norman Customer Direct

Delivered by a trusted supplier – track online
Allow 5+ business days for delivery – depending on your location
Leaves warehouse in 1-2 business days

© 2026 Harvey Norman Online | Harvey Norman Online is operated by the eComm Store Pty Ltd, an independent franchisee. Harvey Norman Stores are operated by independent franchisees.

Subject to the terms and conditions goods and services described in this website are available from Harvey Norman online only, unless expressly stated otherwise.

Barcode (GTIN)	9347166076175
Product Type	Weights
Brand	Cortex
Model	CSST-SM26UP200
Colour	Black
Manufacturers Express Warranty (months)	12

Key Features

Cortex 2x30kg Weight Stack Upgrade Kit (SM-26)

Harvey Norman Customer Direct

GTM