New Deep Dish-chamfered & Bulged Outer Plate
Super Length Inner Chamfer
Sub Punched Pin
TB-90 designs for the beginner of the road bike. Crafted bulged bridge with a new dish-chamfered outer plate, the TB-90 provides great shifting performance and share the same riveting power as with other high-end models.
Suitable for 9-speed standard and city bikes use.
1/2" x 5/64"