SuperStroke Zenergy Flatso 17in Putter Grip - Stable Mid-Length

In this review of the SuperStroke Zenergy Flatso 17in putter grip, the bottom line is simple: golfers who prefer a mid-length or anchored-style setup will appreciate its flat profile and built-in alignment support. The Flatso 17in extends the Flatso 3.0 design to provide more shaft coverage and a larger flat front for consistent hand placement, while the enhanced SPYNE Technology helps square the face at impact. This review focuses on feel, ease of installation and the grip's real-world impact on consistency rather than marketing claims.

Key Features

• Extended 17in length: Provides extra shaft coverage for players using mid-length putting setups, helping stabilize the hands and promote a pendulum stroke.
• Enhanced SPYNE Technology: The embossed ridge on the underside guides hand placement and encourages a square face at impact for more consistent roll.
• No Taper design: The parallel profile minimizes grip pressure so hands stay quiet and the stroke becomes more repeatable.
• Multi-Zone Texturing: Strategically placed textures increase tactile feedback in high-sensory areas while maintaining a soft polyurethane feel for comfort.
• Pentagonal Flatso profile: The wide flat front and five edges create a clear reference for thumb and wrist alignment, which many players find helps prevent face twist.

Who It's For

The Flatso 17in is best for golfers who favor a mid-length or anchored-style putting posture, players who want a larger flat front for thumb placement, and anyone seeking a softer feel with tactile feedback. It suits technicians and recreational golfers who prioritize a stable hand setup and consistent alignment cues.

Players who prefer a conventional tapered grip, want a grip with a Tech-Port or CounterCore weight system, or need the shorter Flatso 3.0 length should look elsewhere, since this model is an extended, non-Tech-Port, non-CounterCore option.

Pros & Cons

Pros

• Excellent hand placement from the wide flat front helps maintain a repeatable stroke.
• Enhanced SPYNE ridge gives a tactile guide to square the face at impact.
• Soft polyurethane outer layer with multi-zone texturing delivers comfortable feedback and good grip feel.
• Easy to install and fits mid-length setups without fiddly modifications.

Cons

• Does not include a Tech-Port or CounterCore option, so it lacks built-in weight adjustment for players who want to tweak head weight.
• The larger 17in profile may feel bulky to golfers accustomed to slim, tapered grips.

Specifications

Product	Flatso 17in Putter Grip
Length	17 in (extended mid-length)
Profile	Pentagonal Flatso with wide flat front
Technology	Enhanced SPYNE Technology with embossed underside ridge
Material	Soft polyurethane outer layer with multi-zone texturing
No Taper	Patented No Taper parallel design
Exclusions	No Tech-Port and not CounterCore equipped

Our Verdict

The SuperStroke Zenergy Flatso 17in is a strong choice for golfers seeking a stable mid-length grip with clear alignment cues and a soft, textured feel. It adds tangible consistency for players who want a larger flat surface and the SPYNE ridge to help square the face, though those wanting internal weighting alternatives should note the lack of Tech-Port or CounterCore options. Overall it offers solid value for its intended use.

Frequently Asked Questions

Does this model include a Tech-Port or CounterCore?
No. The Flatso 17in 3.0 does not come with a Tech-Port and is not CounterCore equipped.

Will the 17in length work for mid-length putters?
Yes. The extended 17in length is specifically designed to meet the needs of golfers who prefer mid-length setups and provides extra shaft coverage.

How does SPYNE Technology affect alignment?
The enhanced SPYNE features an embossed ridge along the underside that gives a tactile reference to help square the face at impact and promote a more consistent stroke.