COMPONENTS

The Promax BE-1 Brake Post Extender at J&R Bicycles is a quick and easy way to gain added adjustability in your brake pad set up using your cur...

The Race Face Cinch 4-Bolt 104/64BCD Spider-Black uses Race Face's proprietary Cinch system to allow for endless combinations of chainring combinat...

Simplistic design focused on reducing weight while building a rim for strength and speed. Not Intended For Brake Use Rim has a thicker inner wall ...

Simplistic design focused on reducing weight while building a rim for strength and speed. Rim has thicker inner wall to allow a tighter and strong...

Simplistic design focused on reducing weight while building a rim for strength and speed. Rim has thicker inner wall to allow a tighter and strong...

The Promax C-1 Chain Tensioners at J&R Bicycles are a lightweight and affordable way to maintain a taught chain while securing your rear wheel ...

The Promax Brake Kit 85mm (mini) features the Promax Click V-Point brake lever (short) and the promax P-1 V-Brake 85mm (mini). SPECIFICATIONS ...

The Promax F1 Hydraulic Disc Brake Caliper and Lever is built to provide clean and energy-efficient braking power using lightweight 6061-T6 aluminu...

Promax HF-2 Cranks. represents the best in Promax’s already illustrious line of cranks. Crafted from 6061-T6 aluminum, and featuring a 24mm chromol...

The Promax Impact Top Load Stem-1-1/8” at J&R Bicycles is made from high-quality alloy using advanced technology to deliver a lightweight and s...