Product details

Quantum Max OS blends confiden e with maximum forgiveness, powerful speed, and consistent carry—all in an oversized shape designed to help golfers hit it more solid across the face.

Modern 360° Undercut

The Modern 360° Undercut Cavity is designed to deliver faster ball speeds, higher launch, and more forgiveness across the face, thanks to its advanced two-piece design with extreme perimeter weighting and a fully exposed undercut for added flex where golfers need it most.

Progressive Tri-Sole Design

The Progressive Tri-Sole Design promotes cleaner, more consistent contact across the set, with a reengineered sole geometry that adapts from long irons to wedges for smooth turf interaction and efficient speed etention—even on heavy strikes.

Next Generation Ai-Optimized Face Design

The Next Generation AI-Optimized Face delivers faster ball speeds and more consistent launch, spin, and dispersion by intelligently shaping the face to match real-world impact patterns and expand the sweet spot.

Urethane Microspheres

Urethane Microspheres enhance sound and feel at impact by absorbing unwanted vibration, delivering a softer, forged-like sensation in a high-speed gameimprovement
head.

Oversized, Confidence-Inspiring Shape

Quantum Max OS is built for higher launch and maximum forgiveness—all in an oversized shape that inspires confidence at address.

Returns Policy

UK Delivery

Free Royal Mail tracked 48 delivery on orders over £75

• Standard Delivery  £4.99 (2-3 working days)
• Express Delivery   £6.99 (1-2 working days)

Please note: Some items may incur additional postage charges due to their size and weight. This will be displayed at the checkout stage of your purchase. Example products: Umbrellas, golf clubs, hockey sticks, racquets, snooker/pool cues, skis/snowboards, table tennis tables etc.

Click & Collect

We offer a Collect in Store option at our checkout page. Once your payment is processed and your order is ready to collect, we will send you a 'Ready for Collection' email.

• Please do not attempt to collect your order unless you have received your ‘Ready for collection’ email.
• Collection can be made Monday - Saturday between 10am-5.30pm. Please note our store is closed on a Sunday.

International Shipping

Please click here to view our worldwide delivery rates.
We use a combination of couriers including Royal Mail and Parcel Force.

Returns & Exchanges

While we hope that you will love every purchase, if you are not completely satisfied with your goods, we will happily offer you a full refund or free exchange.

You are entitled to a refund or an exchange if you contact Greaves Sports within 14 days of receipt to acknowledge the return. You then need to return your item(s) within a further 14 days in a perfect, resalable condition with all labels and tags attached. You can return your items in the post or at our store.

*Please note: underwear, face masks & personalised items are non-returnable.

For more information on our returns policy click here.