Classic Black profile
Stiff butt, X-stiff midsection and stiff tip give the firm, aggressive-swinger feel HZRDUS Black is known for.
Classic HZRDUS Black bend profile with Dual Torsional Design, sized for hybrids
Project X · Golf ShaftsHZRDUS Black Gen 4 was introduced as Project X's flagship, and this hybrid version keeps the classic HZRDUS Black profile: stiff butt, X-stiff midsection and stiff tip. Dual Torsional Design runs through the full length, letting engineers tune torque and stability more precisely for the intended player. It is made for aggressive swingers who want a firm, stable hybrid.

Why golfers choose it
Stiff butt, X-stiff midsection and stiff tip give the firm, aggressive-swinger feel HZRDUS Black is known for.
A proprietary process applied throughout the shaft to optimize torque and maximize stability for the player profile.
All flexes share a 61 g listed weight, a 0.370 in tip, a 0.610 in butt and a low torque rating.
Product details
| Brand | Project X |
|---|---|
| Model | HZRDUS Gen 4 Black |
| Product type | Hybrid shaft |
| Tip diameter | 0.370 in |
| Butt diameter | 0.610 in |
| Raw length | 42.0 in |
| Weight | 80g and 90g options (61 g listed) |
| Flex | 5.5, 6.0, 6.5 |
| Torque | Low (no numeric rating published) |
Gen 4 Black fits players with an aggressive transition who want a hybrid that will not feel loose at the top or through impact. Flexes run from 5.5 (regular) to 6.5 (X-stiff). Players who want the newest HZRDUS material should compare it with the G5 Black hybrid, which adds 4D Optimized Carbon.
Product questions
Grater Golf support
Tell us your swing speed, current shafts and club heads, and we’ll help you choose the right weight, flex and build.
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