Aerotech Steelfiber I95 Shaft Review

Aerotech Steelfiber I95 Shaft Review

By Paul Liberatore

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Making the change to graphite iron shafts can be difficult for many golfers. Senior players that are used to playing steel shafted irons and wedges can be discouraged by having to completely change the feel of their entire bag. Aerotech has solved this issue with the introduction of the SteelFiber shaft. These shafts are designed with an ultra-strength steel outer layer and a lightweight graphite core.


The result is a golf shaft that feels similar to steel and gives players the playing advantages of high modulus graphite. The SteelFiber golf shaft is the ideal choice for players transitioning out of steel iron and wedge shafts into lighter, easier-to-swing options. Players that struggle with arm or wrist injuries can also benefit from the vibration dampening effect of these steel-graphite hybrid shafts.

Key Features

The Steel Fiber Surface Layer and Graphite Inner Core combine to produce a better feeling, higher performing iron and wedge shaft .

The multi-layer construction delivers more performance, more forgiveness, and more consistency.

The constant weight design ensures that players get a full iron and wedge set that is more balanced.

Aerotech Steelfiber I95 Shaft


Aerotech Steelfiber I95 Shaft combines graphite’s feel with steel’s precision for ultimate control.


Design and Technology

Aerotech set out to design a golf shaft that allows golfers of any age and swing ability to play a premium, high-performance golf shaft. By combining steel and graphite into a multi-layer design, Aerotech is able to give players the familiar feel of steel shafts with more accurate and optimized weight and performance characteristics in their SteelFiber model. 


The constant weight feature is unique to this design as the graphite component allows engineers to build each shaft to the exact weight of each player preference. The Aerotech SteelFiber delivers golfers the best of both worlds in feel and ball flight performance with their multi-material hybrid configuration.

I play a graphite shaft in my driving iron so I assumed the SteelFiber shaft would resemble that in feel. I was surprised however at how much the SteelFiber reminded me of traditional steel shafts. Aerotech does an amazing job at delivering a shaft that is lightweight yet incredibly stable. The SteelFiber shaft was easy to launch, incredibly consistent, and I noticed a dramatic reduction in vibration at and after impact with the golf ball.


Aerotech packs the maximum amount of technology into the SteelFiber shaft. The result is a shaft that is more stable and more forgiving. The SteelFiber uses a blend of materials to meticulously control weight and thickness. I would not hesitate to recommend the SteelFiber shaft to players of any ability and swing type as they look for better feel and reduced impact stress. Players will likely be able to play more golf longer by switching into the SteelFiber from Aerotech.

Aerotech Steelfiber I95 Shaft Review

Our Experience

The Aerotech Steelfiber i95 is a high-performing graphite iron shaft that offers a smooth and responsive feel. It features a graphite core wrapped in 59 miles of ultra-thin steel fibers, providing the benefits of both graphite and steel.


Our testing found the Steelfiber i95 to have a very smooth transition and load/release feel, even on mishits. The shaft provides good feedback without harsh vibrations. It's well-suited for players with moderate swing speeds, offering distance gains in the long and mid irons while maintaining accuracy and spin control. 


The lightweight 95-gram design makes the Steelfiber i95 easy to swing, helping generate more clubhead speed for some players. However, we did notice slightly increased dispersion in the short irons compared to heavier steel shafts. 


Overall, the Aerotech Steelfiber i95 is a tour-proven graphite shaft that provides an excellent blend of feel, performance, and forgiveness. It's a great option for players looking to transition to a lighter-weight shaft without sacrificing control.

Aerotech Steelfiber I95 Shaft


Aerotech Steelfiber I95 Shaft combines graphite’s feel with steel’s precision for ultimate control.


Is the Aerotech Steelfiber I95 Shaft Worth It?

Absolutely, while the Aerotech Steelfiber I95 Shaft is a great product, there are a few pros and cons that you need to be aware of:


Pros:

  • Lightweight Design : At 95 grams, it provides increased clubhead speed and distance, especially in long irons, without sacrificing control.

  • Vibration Dampening : The graphite core reduces vibrations, making it ideal for players with wrist or arm issues.

  • Steel-Like Feel : Despite being a graphite shaft, it offers a familiar feel for players transitioning from steel shafts.

Cons: 

  • Short Iron Dispersion : Increased divergence in short irons may affect accuracy for some players.

  • Adjustment Period : Players transitioning from heavier shafts may need time to adapt to the lighter weight.

  • Limited Workability : Its tendency to hit straighter shots may reduce the ability to shape shots for advanced players.

Frequently Asked Questions

What makes the Aerotech SteelFiber i95 shaft unique?

The SteelFiber i95 combines a lightweight graphite core with a steel fiber wrap, offering the power and vibration dampening of graphite along with the stability and control of steel. This unique construction provides improved feel, reduced vibration, and consistent performance.

Who is the SteelFiber i95 shaft best suited for?

This shaft is ideal for golfers transitioning from steel to lighter graphite shafts, particularly those seeking better distance, reduced vibration, and enhanced control. It is also well-suited for players with moderate swing speeds or those dealing with wrist or arm injuries.

What flex options are available for the SteelFiber i95 shaft?

The shaft is available in Regular (R), Stiff (S), and Extra Stiff (X) flexes, catering to a range of swing speeds and player preferences.

What are the key performance benefits of the SteelFiber i95 shaft?

The shaft offers improved distance, reduced vibration for a more comfortable feel, consistent distance control, and pinpoint accuracy. It also provides a smooth transition from steel shafts without sacrificing stability.

How does the constant weight feature of the SteelFiber i95 work?

In taper tip models, the constant weight design ensures that each shaft in a set weighs the same regardless of length. This promotes consistency across all irons in the set.

Conclusion

The Aerotech SteelFiber shaft is unique in its design and performance. Players looking to gain distance, accuracy, and forgiveness may benefit from the constant weight or hybrid nature of the SteelFiber shaft. 


Available in light and tour-level weights, the SteelFiber can be fit to any player’s game. Golfers no longer have to choose between the traditional feel of steel shafts and the performance benefits of graphite. SteelFiber packages the best of both worlds for any golfer serious about their game.

Paul Liberatore

Paul Liberatore

As the Founder of Golfers Authority Paul Liberatore Esq. has spent the last 7+ years writing about the best golf equipment or instruction from the top golf instructors in the world. He has been a contributing writer for Sports Illustrated Golf and GolfWRX. After graduating with honors from Purdue University, he realized that he had a passion for the golf business and the law. When he's not practicing law, or creating golf content on YouTube, he can be found on his syndicated Behind the Golf Brand podcast talking with the most prolific leaders in the golf industry.