sellutionmtb.com VS.

improvepart.com

We have faithfully recreated and further refined a legendary brake system from the 1990s — the WestPine Brake.      Its most distinctive characteristic is the parallelogram brake arm linkage — a rare design combined with CNC-machined retro aesthetics and striking anodized finishes, bringing a bold yet timeless mechanical presence to any build.         In terms of cost efficiency and ultimate braking performance, it does not compete directly with modern V-brakes. It requires more tuning, patience, and a certain level of mechanical understanding, possibly even minor modification. However, for those who value mechanical expression, aesthetic proportion, and the spirit of vintage cycling, it offers a uniquely satisfying and deeply engaging experience.                        **Major Upgrades** Redesigned Return Spring Mechanism       The original structure used a single spring connecting the tops of both brake arms, meaning one spring simultaneously controlled the left and right arms. In real-world use, we found that this setup could easily lose balance under small bumps or vibration — one arm would stay against the rim while the other would spring fully away, requiring manual readjustment.     We redesigned the return system using a straight steel spring structure similar to that of a V-brake, allowing each brake arm to rely on its own independent spring for adjustment.     This eliminates the instability of the original single-spring system at a structural level, enabling more precise tuning, more balanced force distribution, and significantly improved overall stability.     This brake works best with short-pull V-brake levers. During testing, we found the braking force to be very strong. Therefore, we include a cable guide tube with a built-in force-release mechanism (similar to the Shimano PM40). In simple terms, there is a spring inside the housing — when braking force becomes excessive, the spring activates to release part of the force, preventing wheel lock