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BLK BOXSKU: 22-0620

3 Series Nexus Upgrade Kit - Full Rack

£2,450.00
Colour: Signature Black
Height
Alignment
  • Dispatches by 28th March

Enhance your Rigs and Racks with a range of attachments.

Delivery

We ship our orders via Parcel or Pallet depending on the size of your order and shipping fees will be calculated at checkout.

To track your order click here for orders placed online; Track an Online Order and here for orders placed via our Sales team; Track an Offline Order.

We understand at times due to size, colour or type some items might not be the right fit for you. We are happy to accept a returned item within 30 days from the date of you receiving the item for a refund or exchange.

To start a return click here; BLK BOX Returns

Finance Options

3 interest-free payments of £816.66
4 interest-free payments of £612.50
4 payments of £612.50 with PayPal
  • Precision Engineered Precision Engineered
  • Enhanced Versatility Enhanced Versatility
  • Functional Design Functional Design
  • Maximise Potential Maximise Potential

  • Free Shipping

    on all orders over £500

  • Interest-Free Finance Options

    Available on all orders

  • Lifetime Structural Warranty

    on all BLK BOX Equipment

  • Over 300,000 Clients

    Including 90% of Premier League teams

The Details

NEXUS is the ultimate fusion of strength and functional fitness. Combining cable-based resistance with free-weight functional training. Combining cable-based resistance with free-weight functionality, it delivers seamless transitions between training styles - maximising efficiency and unlocking unlimited workout potential in one space-saving system.

The NEXUS upgrade kit is available for 3 and 5 Series racks, the modular expansion kit gives you the opportunity to add the additional cable functionality in Nexus to your racks.


Please note: This product is delivered flat-packed and requires assembly.

Features of the 3 Series Nexus Upgrade Kit - Full Rack

  • Double Wall Ball Target - BLK BOX

    Unique add ons

    Enhance your training space with custom-built add on's, including branded wall ball targets, monkey boards, and modular attachments. These additions elevate training variety while providing a memorable, high-performance experience for athletes.

  • In-house manufacturing

    By manufacturing in-house, we reduce lead times, ensure quality control, and minimise environmental impact by cutting down on transportation.

  • BLK BOX Shield

    Rig and Rack attachments are finished in our premium powder coating system designed for maximum durability, superior grip, and long-lasting protection.

Frequently Asked Questions

What makes the 3 Series different from the 1 or 5 Series?

The 3 Series offers a modular, future-proof design using 70x70x3mm steel. It includes 4-way numbered hole spacing and a broader range of colour and branding options than the 1 Series, while remaining more accessible than the elite-level 5 Series.

What are the height options for the 3 Series racks?

Racks are available in 2.2m or 2.4m heights to suit different ceiling clearances and facility needs. Taller options (up to 3.6m) are also available for rig setups.

Can I integrate cables and storage into the 3 Series?

Yes - the 3 Series supports integrated cable columns and multiple storage attachments. It’s designed to reduce footprint while enhancing training versatility.

Is the 3 Series available in different colours?

Absolutely. The 3 Series comes in 14 standard colours with optional branding upgrades, including custom brand plates and stack guards.