Yonex BG 66 Ultimax Badminton String (10m)
The Yonex BG 66 Ultimax is one of the thinnest and most popular badminton strings on the market. At 0.66mm gauge, it delivers a perfect balance of high repulsion, excellent shock absorption, and reliable durability โ trusted by professional and club players worldwide. Made in Japan.
โก High Repulsion
Ultra-thin 0.66mm gauge delivers explosive shuttle response for drives, smashes, and fast exchanges.
๐ก๏ธ Shock Absorption
Excellent shock-absorbing performance reduces arm fatigue during long sessions.
๐ฏ Sharp Feel
Crisp, responsive contact sensation for confident shot placement and clear feedback.
๐ฏ๐ต Made in Japan
10m set โ professional-grade quality manufactured to Yonex's highest standards.
๐ Specifications
โ๏ธ Technologies
High-Intensity Multifilament Core
The high-intensity nylon core gives 30% greater durability than normal nylon while a high-polymer nylon outer provides sharp feeling and high repulsion โ exceptional all-round performance from an extra-fine string.
Ultra-Thin 0.66mm Gauge
One of the thinnest strings in Yonex's lineup, designed to enhance shuttle release speed and create a sharper, more responsive string bed for attacking play.
High Repulsion + Shock Absorption
BG 66 Ultimax is tuned for explosive repulsion while maintaining excellent shock absorption โ a versatile setup for both singles and doubles players at all levels.
๐ฏ Who Is This For?
- Intermediate to advanced players who want a proven high-repulsion Yonex string
- Players who prefer a thin-gauge string with a sharp, crisp feel
- Singles and doubles players who want explosive power with reliable shock absorption
- Players looking for a classic Yonex thin-string with a well-known, trusted feel
โ Summary
The Yonex BG 66 Ultimax (10m) is a classic high-performance badminton string trusted by professionals and club players alike. Its ultra-thin gauge, high repulsion, and excellent shock absorption make it one of the most versatile and reliable strings in Yonex's lineup.
Where we ship
We ship within the United States, including U.S. territories and APO/FPO addresses, from Schaumburg, Illinois. We do not offer international shipping.
Handling before shipment
- Standard items: allow 1 business day (24 hours) for handling before shipment.
- Custom-strung rackets: allow 2 business days (48 hours) for handling before shipment.
- Orders placed after 2 p.m. Central Time on Friday usually ship Monday; custom stringing requires its full handling time. Holidays may affect dispatch.
Standard transit after shipment
- Continental U.S.: 3โ4 business days.
- Alaska, Hawaii and U.S. territories: 5โ7 business days.
Transit estimates are in addition to handling time and are not guaranteed. Contact us for APO/FPO delivery estimates. Expedited 2-day and 3-day services are available for eligible addresses; handling time still applies.
Where we ship
We ship within the United States, including U.S. territories and APO/FPO addresses, from Schaumburg, Illinois. We do not offer international shipping.
Handling before shipment
- Standard items: allow 1 business day (24 hours) for handling before shipment.
- Custom-strung rackets: allow 2 business days (48 hours) for handling before shipment.
- Orders placed after 2 p.m. Central Time on Friday usually ship Monday; custom stringing requires its full handling time. Holidays may affect dispatch.
Standard transit after shipment
- Continental U.S.: 3โ4 business days.
- Alaska, Hawaii and U.S. territories: 5โ7 business days.
Transit estimates are in addition to handling time and are not guaranteed. Contact us for APO/FPO delivery estimates. Expedited 2-day and 3-day services are available for eligible addresses; handling time still applies.

