The Odyssey TRTL mallet putter showing its Dual Track alignment system on the putting green
Equipment·Odyssey TRTL Putter· 4 min read

Shell Game: Odyssey’s Radical TRTL Brings Ai-STAR Tech to Mallet Design

With an unconventional silhouette, Dual Track alignment, and an artificial-intelligence insert, Odyssey's newest flatstick aims to dominate autumn testing.

By Margot Vellis · November 4, 2026
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Late autumn is traditionally the testing ground for golf's impending equipment cycle, a window where manufacturers float radical prototypes before the retail floodgates open. Enter Odyssey’s latest offering: the TRTL. Unveiled through specialist fittings and initial tour-recon chatter, the new model embraces a distinctly polarising, shell-inspired geometry designed to test the limits of modern mallet alignment.Late autumn is traditionally the testing ground for golf's impending equipment cycle, a window where manufacturers float radical prototypes before the retail floodgates open. Enter Odyssey’s latest offering: the TRTL. Unveiled through specialist fittings and initial tour-recon chatter, the new model embraces a distinctly polarising, shell-inspired geometry designed to test the limits of modern mallet alignment.

At the heart of the TRTL is Odyssey's Ai-STAR insert, the next iteration of the brand’s data-modeled face technology. Designed using machine-learning simulations to normalise ball speeds across off-centre strikes, the insert attempts to eliminate the distance drop-offs that plague amateur and tour players alike on toe and heel mishits.At the heart of the TRTL is Odyssey's Ai-STAR insert, the next iteration of the brand’s data-modeled face technology. Designed using machine-learning simulations to normalise ball speeds across off-centre strikes, the insert attempts to eliminate the distance drop-offs that plague amateur and tour players alike on toe and heel mishits.

Visually, the putter deviates sharply from standard fang or compact mallet templates. The TRTL incorporates a wide, rounded footprint anchored by Odyssey’s new Dual Track alignment setup. The parallel sightlines frame the golf ball aggressively at address, offering a clear visual channel meant to stabilise stroke path and simplify face angle calibration on short-to-mid-range putts.Visually, the putter deviates sharply from standard fang or compact mallet templates. The TRTL incorporates a wide, rounded footprint anchored by Odyssey’s new Dual Track alignment setup. The parallel sightlines frame the golf ball aggressively at address, offering a clear visual channel meant to stabilise stroke path and simplify face angle calibration on short-to-mid-range putts.

On-course and driving-range performance data from early testing indicates that the club’s perimeter-weighted, turtle-like profile delivers heavy resistance to twisting through impact. For players struggling with face rotation inside ten feet, the high-MOI construction offers a notably quiet feel without sacrificing the responsive auditory feedback associated with Odyssey’s insert heritage.On-course and driving-range performance data from early testing indicates that the club’s perimeter-weighted, turtle-like profile delivers heavy resistance to twisting through impact. For players struggling with face rotation inside ten feet, the high-MOI construction offers a notably quiet feel without sacrificing the responsive auditory feedback associated with Odyssey’s insert heritage.

The TRTL lands alongside broader equipment transitions across the industry, sharing bag space with new iron platforms like Srixon’s ZXi7—whose i-Forged construction and signature V-Sole turf interaction continue to carve out space among competitive ball-strikers. But on the greens, Odyssey is clearly betting that high-tech geometric audacity will win over traditionalist aesthetics.The TRTL lands alongside broader equipment transitions across the industry, sharing bag space with new iron platforms like Srixon’s ZXi7—whose i-Forged construction and signature V-Sole turf interaction continue to carve out space among competitive ball-strikers. But on the greens, Odyssey is clearly betting that high-tech geometric audacity will win over traditionalist aesthetics.

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"I explore its performance, the brand-new Ai-STAR insert, the Dual Track alignment setup, and whether this unconventional shape actually helps drop more putts."

— GolfWRX Club Junkie

Why it matters

Odyssey continues to push artificial-intelligence face design into unconventional, high-MOI shapes. If the TRTL's Dual Track alignment catches on with tour pros and consumers, expect more radical silhouettes across the putting market.

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Reported by the Downforce & Divots desk from the sources above.

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