JumboMax JumboFlat 17 Putter Grip Oversize ArmLock Flat Feel USA Flag

Overview

The JumboMax JumboFlat 17 Putter Grip is designed for players who prefer an ArmLock putting style. This oversized, flat-profile grip helps you set a stable, locked-in stance from the first address. Notably associated with high-level competition, the grip was used by a prominent 2020 U.S. Open champion, underscoring its alignment with a performance-driven approach. The design emphasizes a clean, forearm-friendly setup that can complement a steady tempo on greens.

Built to feel distinct in your hands, the JumboFlat 17 combines a wide forearm-friendly surface with precise shaping that encourages a natural, comfortable grip. The result is a purposeful feel that can support a consistent stroke without relying on haste or tension. As you stand over each putt, the combination of a flat surface and a generous grip profile is intended to help you align with your target more reliably.

Key design advantages

• Widest ArmLock profile designed to minimize wrist movement during the stroke
• Super-wide, flat surface that helps you lock the grip along the forearm
• Back shape is rounded to fit your fingers for a comfortable hold
• Diameter: 1.6 inches; Weight: 130 grams for a balanced feel
• Poly-Tour outer layer delivers tackiness and texture for confident grip security
• Oversize profile features a bold red/white/blue USA Flag design

Real-life use and benefits

Designed for players who value stability and a clean setup, the JumboFlat 17 offers a range of possibilities on the greens. The large grip can encourage a lighter grip pressure without sacrificing control or pace. Practitioners may notice a more locked-in feel as the forearm and hands work as a unit, which can translate to repeatable setups across rounds.

• Locked-in feel from a wider, flat surface that helps guide the forearm
• Potential for steadier pacing and tempo during the stroke
• Comfortable, finger-friendly profile suitable for longer practice sessions
• Bold styling with a USA Flag motif that appeals to players who value aesthetics

Specs at a glance

Diameter: 1.6 inches; Weight: 130 grams. Material: Poly-Tour outer for improved texture and tackiness. The oversized design is tailored for ArmLock setups and aims to deliver a consistent, confident feel across greens.