Product Overview

Yonex BG 66 Ultimax Badminton String & similar variants are premium tournament‑level badminton strings engineered for players who want maximum speed, control, and precision from their racket strings.

The BG 66 Ultimax is known for its ultra‑thin 0.65 mm gauge, which enhances shuttle repulsion and provides a crisp hitting feel and sharp control, especially during high‑tension play. These strings are crafted with a high‑intensity multifilament nylon core and special braided high‑polymer nylon outer, offering an excellent balance of performance characteristics for advanced offensive gameplay. With multiple color options and available in both single sets (10 m) and 200 m reels for frequent restringing, the BG 66 Ultimax is a top choice for competitive players and stringing professionals alike.

Key Specifications

• Brand: Yonex

• Model: BG 66 Ultimax

• String Type: Badminton multifilament nylon string

• Gauge (Thickness): 0.65 mm (very thin for enhanced repulsion & precision)

• Length: Available in 10 m sets or 200 m reels

• Core Material: High‑intensity nylon multifilament

• Outer Material: Special braided high‑polymer nylon

• Made In: Japan

• Playing Style: Ideal for advanced competitive play — strong repulsion, precise control, crisp feeling

• Recommended Tension: Supports high tension (commonly ~25–30 lbs or higher depending on racket)