Yonex Polytour Pro 120 17GA 1.20mm

🎾 Yonex Polytour Pro 120 17GA (1.20mm) Tennis String

A premium co-polyester monofilament string trusted by ATP pros, offering enhanced spin, feel, and control

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📄 Product Overview

Yonex Polytour Pro 120 17GA is a professional-grade co-polyester string favored by top ATP players like Nick Kyrgios and Frances Tiafoe. With a thinner 1.20mm gauge than the 16L version, this string offers greater spin potential and a more sensitive feel while still maintaining excellent durability.

Pre-stretched at controlled temperatures using Yonex's patented process, it delivers superb tension retention. This string is ideal for players of all swing speeds who seek a perfect balance of power, spin, and control.

 

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✨ Key Features

1. Improved Feel & Sensitivity

Thinner 1.20mm gauge enhances ball pocketing and contact feel

Excellent feedback for precision control

One of the softest poly strings in its class

 

2. Optimized Spin Potential

Thinner gauge increases spin generation compared to 16L

Excellent grip on the ball for topspin and slice

Ideal for players who rely on varied spin-based tactics

 

3. Precise Control & Accuracy

Low-powered profile provides control on aggressive swings

High precision for targeting lines and creating angles

Perfect for strategic and tactical play

 

4. Consistent Tension Maintenance

Pre-stretched at controlled temperatures with Yonex technology

Maintains performance longer than standard poly strings

Retains crisp response over time

 

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📏 Recommended Tension Guide

By Racquet Type

Racquet Type	Tension Range	Optimal Tension
Power-Oriented	49–54 lbs	51 lbs
Control-Oriented	46–51 lbs	48 lbs
Balanced	47–52 lbs	49 lbs

 

By Playing Style

Playing Style	Tension Range	Notes
Aggressive Baseliner	48–53 lbs	Control-focused for fast swings
All-Court Player	46–51 lbs	Balanced tension for variety and feel
Serve-and-Volley	44–49 lbs	Lower tension for improved touch and control

 

By String Pattern

String Pattern	Tension Range	Notes
Open Pattern (16x19)	47–52 lbs	Balanced tension for spin and power
Dense Pattern (18x20)	44–49 lbs	Lower tension for feel and responsiveness

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🔄 Yonex String Series Comparison

Model	Key Traits	Recommended For
Polytour Pro 120 (17GA)	Enhanced spin, sensitive feel, control	Intermediate to advanced players focused on spin and feel
Polytour Pro 125 (16LGA)	Balanced spin, control, and durability	All swing speeds, players preferring a soft poly feel
Polytour Strike	Power, accuracy, crisp response	Aggressive players seeking explosive precision
Polytour Fire	Spin, power, lively feel	Baseliners prioritizing heavy spin and pace
Polytour Spin	Maximum spin, control	Topspin-based game styles
Polytour AIR	Ultra-lightweight, arm-friendly	Players recovering from injury, juniors, comfort seekers

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🎯 Recommended For

Yonex Polytour Pro 120 17GA is especially suitable for:

Players seeking maximum spin and enhanced feel

Technical players who demand precision control and feedback

Intermediate to advanced players with fast swing speeds

Those preferring a more sensitive feel than the 16L gauge

Players who utilize topspin and slice in strategic gameplay

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📐 Gauge Comparison: 17GA (1.20mm) vs 16LGA (1.25mm)

Performance Differences

• 17GA (1.20mm): Higher spin potential, enhanced feel, slightly lower durability

• 16LGA (1.25mm): Better durability, firmer feel, more stability under pressure

User Profile Differences

• 17GA: For players who prioritize spin and responsiveness; frequent string changers

• 16LGA: For players who prioritize durability and consistency; power hitters

Tension Differences

• 17GA: Generally recommended at 1–2 lbs lower tension than 16LGA

• 16LGA: Performs reliably at slightly higher tensions

 

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🏭 About the Manufacturer

Yonex was founded in 1946 by Minoru Yoneyama in Japan. Originally a producer of wooden fishing floats, the company pivoted to sports manufacturing following changes in materials and market conditions. Yonex began making badminton racquets in 1957 and tennis racquets in 1969.

Guided by the belief that “the toughest situations create the greatest opportunities,” Yonex has become a global leader in tennis, badminton, and golf through innovation and uncompromising quality. In 1980, Yonex introduced the world's first ISOMETRIC™ square-shaped racquet frame, a groundbreaking design still in use today.

With in-house production based in Niigata, Japan, Yonex embodies the spirit of Japanese monozukuri (craftsmanship), ensuring top-tier quality and precision. The brand is trusted by legends like Martina Navratilova, Lleyton Hewitt, Nick Kyrgios, and Belinda Bencic, and continues to lead the way in performance sports equipment worldwide.