Mizuno ST-Z 230 Driver · Right handed · Senior
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- Returnable
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ST-Z DRIVER
CORTECH CHAMBER - The missing piece: Mizuno’s CORTECH Chamber encases a 3 gram stainless steel weight with elastomeric TPU – taking stress from the clubface and creating an additional source of energy.
Forged SAT 2041 Beta Ti Face: More resilient than commonly used 6-4 Ti, now even engineered even thinner, with stress unloaded to the CORTECH Chamber.
Unified Sole Composite: Carbon sole plate now a single piece to allow the forward weight press of Mizuno’s CORTECH Chamber.
Straight flight bias: Mass spread evenly to encourage a highly stable, straight ball flight.
Modern Players Profile: Pushed lower to the ground for low / mid spin performance and aligns square to open.
Quick Switch Hosel Mechanism: 4 degrees of adjustability.

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Mizuno ST-Z 230 Driver - Straight, Stable, and Low Spinning: A straight bias driver with great stability on off-center hits. Similar in look and character to the previous ST-Z. Boosted by the CORTECH Chamber to be faster from the face, spin less an deliver an incredible, solid sensation at impact.
- CORTECH Chamber: Mizuno's CORTECH Chamber encases a dense stainless steel weight with elastomeric TPU - taking stress from the clubface and creating an additional energy source. At the same time locating weight closer to the clubface to reduce spin rates. While continuing to a more solid, powerful sensation at impact.
- Forged SAT 2041 Beta TI Face: More resilient than commonly used 6-4 Ti, with more complex multi-thickness design - made possible by Mizuno's CORTECH Chamber.
- Unified Sole Composite: Carbon sole plate now a single piece to allow weight to be pushed to the extremes for overall stability.
- Straight Flight Bias: Mass spread evenly to encourage a highly stable, straight ball flight.
- Modern Players Profile: Pushed lower to the ground for low/mid spin performance and aligns square to open.
- Quick Switch Hosel: 4 degrees of adjustability.