JAVA Siluro 6 Top Ltwoo Er7 E-shifter 12 Speed Road Bike
JAVA Siluro 6 Top Ltwoo Er7 E-shifter 12 Speed Road Bike
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JAVA Siluro6-Top 12s – L-TWOO ER7 Edition
UCI-Approved Carbon Frame
Built on the renowned Siluro6 platform, this model features an officially UCI-approved frame, delivering race-ready stiffness, aerodynamic efficiency, and compliance that meets international competition standards.
L-TWOO ER7 Electronic Shifting System
Equipped with the advanced L-TWOO ER7 12-speed electronic drivetrain, providing fast, accurate, and ultra-smooth gear changes. Whether sprinting on flats, climbing steep gradients, or covering long endurance miles, the electronic system ensures consistent and precise performance.
L-TWOO Hydraulic Disc Brake System
L-TWOO hydraulic disc brakes deliver powerful and highly controlled braking. The hydraulic system ensures stable stopping performance in all weather conditions, increasing rider confidence on descents and technical terrain.
12mm Thru-Axle Wheel System
Upgraded to a 12mm thru-axle system, replacing the traditional 9mm quick-release design. This significantly improves frame stiffness, handling precision, and overall ride stability, ideal for high-speed efforts and rough road conditions.
State-of-the-Art Siluro6 Platform
A premium evolution of the standard Siluro6 series, offering enhanced responsiveness, refined component integration, and performance engineered for serious cyclists.
Specifications

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Check your Bike Size
Find Your Perfect Fit
Choosing the right bike size is crucial for comfort and performance. Use this guide to find your ideal fit.
Road Bikes
| Height | Frame Size |
|---|---|
| 5'0" - 5'3" (152-160cm) | 47-49cm (XS) |
| 5'3" - 5'6" (160-168cm) | 50-52cm (S) |
| 5'6" - 5'9" (168-175cm) | 53-55cm (M) |
| 5'9" - 6'0" (175-183cm) | 56-58cm (L) |
| 6'0" - 6'3" (183-191cm) | 59-61cm (XL) |
| 6'3"+ (191cm+) | 62cm+ (XXL) |
Mountain Bikes
| Height | Frame Size |
|---|---|
| 5'0" - 5'4" (152-163cm) | 13-14" (XS) |
| 5'4" - 5'8" (163-173cm) | 15-16" (S) |
| 5'8" - 6'0" (173-183cm) | 17-18" (M) |
| 6'0" - 6'2" (183-188cm) | 19-20" (L) |
| 6'2"+ (188cm+) | 21"+ (XL) |
Need Help?
Still unsure about sizing? Contact our team for personalized recommendations.