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BLK BOXSKU: 16-0761

Magnetic Aluminium OSO Collars

$88.00
Color: Black
  • Shipped by 30th June

Keep your gym tidy with the BLK BOX Magnetic Aluminium OSO Collars. Built-in magnets attach to any rack upright for easy storage, while the durable aluminium design and soft plastic jaws protect your barbell and ensure a secure hold during lifts.

Specifications
Inner Diameter (Closed)

49mm (ensures secure grip on bars)

Inner Diameter (Opened)

50.2mm

Outer Diameter (Closed)

85mm

Width

37mm

Material

High-grade aluminium alloy

Compatible With

Olympic Barbells, Speciality Barbells

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 $29.33
4 interest-free payments of $22.00
4 payments of $22.00 with PayPal

Prop 65 Warning ⚠️

Warning: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
  • Bespoke design Bespoke design
  • Safe and durable Safe and durable
  • Premium finish Premium finish
  • Performance ready Performance ready

  • Express Shipping

    on all orders

  • 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

Keep your training space organised with the BLK BOX Magnetic Aluminium OSO Collars. Built-in magnets let you attach them directly to any power rack or squat rack upright, so your collars are always right where you need them. No more cluttered gym floors or wasted time searching for matching pairs.

Made from high-grade aluminium alloy, these collars are lightweight, durable, and built to last. Soft plastic jaws protect your barbell from damage while maintaining a secure hold during lifts. Finished with a precision-machined BLK BOX logo, they combine premium performance with a sleek, professional look - perfect for both home gyms and commercial facilities.

Features of the Magnetic Aluminium OSO Collars

  • BLK BOX Competition Change Weight Plate – on barbell

    Protective Grip with Plastic Jaws

    Soft plastic jaws firmly secure your plates while protecting your barbell from scratches and wear during every session.

  • Durable Aluminum Construction

    Crafted from high-grade aluminium alloy, these collars deliver long-lasting strength while keeping weight low for easy handling.

  • BLK BOX Competition Change Weight Plate – BLK BOX

    Sleek Design

    With a minimalist, machined finish and subtle BLK BOX logo, these collars bring a clean, professional look to any gym space.

Frequently Asked Questions

Are Aluminium OSO Collars compatible with all barbells?

Yes, they fit all Olympic barbells with a 50 mm sleeve, making them versatile for most gym setups.

How do you use Aluminium OSO Collars?

The Aluminium OSO Collars are easy to use. Simply slide them onto the barbell sleeve against your plates, push down the lever to clamp them securely in place, and lift the lever to release when removing. The soft plastic jaws grip the bar firmly without damaging the sleeve, ensuring your weights stay secure during lifts.

What are Aluminium OSO Collars?

Aluminium OSO Collars are premium barbell collars made from high-grade aluminium alloy with protective plastic jaws to securely hold weight plates in place during lifting. They are lightweight, durable, and designed for fast, easy locking and removal, helping keep your plates secure during heavy lifts while protecting your barbell from scratches.