We are trying to satisfy 100% of our customers
Our bikes are 100% safe and eco-friendly
✕
biker4-shop-icon3

Bicycle Components & Parts

julio 26, 2026

Extenders Handlebar Fork Stem Riser Extension Head UP Adaptor 70/115/180/210mm

Specification: Material:Aluminum Maximum Height Extension:4.53”,7.09”,8.27” Fit for Steerer Tube: 1 1/8" Length:70/115/180/210mm Weight:168/260/301g Feature: [High Strength Material]:Made of high-quality aluminum alloy, with high hardness and corrosion resistance.Non-deformation, and durable for long time use. [Adjustable Height]:Stem riser can freely adjust the gasket to fit your own height, 2 for 4.53” stem riser, 6 for 7.09" stem riser, 7 for 8.27" stem riser. This bike riser could be installed won the front handlebar, and there are designed with 2/6/7 pads, you can adjust the height with them, enough to meet your different kinds of needs. Easy to install, you just need to use the screw to fix the riser, and you can use it without worries because it is not easy to fall off or loose. Th.
julio 26, 2026

ENVE Factory Valve Stem Extenders

Valve stem extenders for tubular tires and tubes with removable valve core. Sold as a set of two extenders. To ensure that your valve stems are easily accessible and not buried inside the rim cavity.
julio 26, 2026

Cannondale C4 9cm Threadless Stem

Good lightly used condition Cannondale stem. 9cm long 31.8 bar clamp for 1 and 1/8 Threadless forks. Please see photos for details and condition. Please see my other listings for lots more cool vintage bike stuff.
julio 26, 2026

Pro Stem Tharsis Aluminum 9cm CNC

Shimano pro tharsis aluminum stem CNC machined 9cm 1 1/8” 31.8mm handlebar clamp diameter Very lightly used and excellent condition Been in storage for a while