(1) BB5

Matte black paint, CNC cutting, metal to make the film, super force.
● Single-sided adjustment technology, without tools, can adjust the position of the inner and outer brake pads or replace the brake pads anytime, anywhere.
● 3D full-angle caliper mounting base to ensure the correct position of the brake pads.
● The pull force fine adjustment mechanism can adjust the rebound pull force to ensure the feel.
Impervious discs, impurities such as water / sand can be expelled quickly, no harsh braking sounds can be heard, heat can be quickly dissipated, and the braking force is still outstanding under various harsh conditions.
Weight: about 421 grams
Applicable models: XC / FR / AM / DS
The complete set includes: front / rear clamps, front / rear 6 ”4 large screws.
* Optional: 160mm domestic G3 disc with 12 small screws.
Avid BB5 mechanical disc brake has a large market share and has a good reputation among users. It is the same as the Hayes MX / GX series, but its appearance is more pleasing and its performance is second only to the same door mechanical disc brake BB7.

(2) BB7

BB7 + premium discs have much better braking performance than many oil discs! Commonly used in high-end cars
*Optional: 160mm domestic G3 disc with 12 small screws.
Weight: about 439 grams
Suitable models: XC / FR / AM / DS
The complete set includes: front / rear clamps, 4 large screws.
Pearl dark silver grey lacquer, CNC cut, enlarged metal to make the piece, super force.
CPS double-sided adjustment technology, without tools, can adjust the position of the inner and outer brake pads, or replace the brake pads anytime, anywhere.
● 3D full-angle caliper mounting base to ensure the correct position of the brake pads.
● The pull force fine adjustment mechanism can adjust the rebound pull force to ensure the feel.

Impervious discs, impurities such as water / sand can be expelled quickly, no harsh braking sounds can be heard, heat can be quickly dissipated, and the braking force is still outstanding under various harsh conditions.
● Fully sealed clamp, waterproof and dustproof, completely maintenance-free.