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Bicycle Components & Parts

julio 23, 2026

1 1/4″ OD Bicycle Headset Stem Top Cap for MTB Bike Black

The cycling headset top cover has an outer diameter of 1 1/4” (31.8mm), fitting most standard bicycle headset stems. Its precise size ensures a secure fit and stability.Made of aluminum alloy, the cap is strong yet lightweight. It features a stylish finish that enhances its look, while also ensuring easy installation and greater durability. And the M6 stainless steel bolt offers excellent corrosion resistance.Suitable for mountain bikes and road bikes, this accessory enhances both functionality and appearance, making it easy to upgrade your bike's style.Replace the original cap with this cap with bolts when using. Make sure it is securely fastened.Check compatibility with your bike's headset stem before installation.
julio 23, 2026

Bicycle Headset Stem Top Cap 1-1/4″ OD Matte Surface with M6 Bolt Purple

This cycling headset top cap easily fits over most standard bicycle headset stems. The snug fit created by this specific sizing ensures the top cap stays firmly in place, providing excellent stability even during the most aggressive ride.Made of aluminum alloy, the cap is strong yet lightweight. It can withstand the rigors of daily use, from the shocks of rough terrain to the constant vibrations during long riding. This means you won't feel any drag or hindrance while riding, allowing you to maintain your speed and performance effortlessly. And M6 stainless steel bolt offer excellent corrosion resistance. This not only extends the lifespan of the bolt but also ensures that it remains securely fastened, keeping the top cover in place at all times.
julio 23, 2026

Cannondale 1 1/4″ Tapered Headset w/ Crown Race + Compression Assembly K35068

Original Cannondale tapered headset for 1 1/8" to 1 1/4" (IS42 to IS47) headtubes. Fits a variety of Cannondale frames including SuperSix EVO generation 1 and 2, 2014+ Synapse Carbon, among many others. Headset includes: Glossy carbon conical spacer (47mm OD, 25mm tall, aluminum top plate (KP253/), plastic upper bearing wedge, IS42 upper bearing, IS47 lower bearing, lower bearing seal, crown race, and compression assembly w/ 5mm built in spacer.
julio 23, 2026

Carbon-Ti X-Plug Expander

The X-Plug expander is a practical and lightweight removable accessory which allows the locking of the cap adjusting bolt. 1 1/4" - 17 g. Size Compatibility.
julio 23, 2026

1 1/4″ OD Bike Headset Stem Top Cap for Mountain Road Bike Colorful

The cycling headset top cover has an outer diameter of 1 1/4” (31.8mm), fitting most standard bicycle headset stems. Its precise size ensures a secure fit and stability.Made of aluminum alloy, the cap is strong yet lightweight. It features a colorful finish that enhances its stylish look, while also ensuring easy installation and greater durability. Suitable for mountain bikes and road bikes, this accessory enhances both functionality and appearance, making it easy to upgrade your bike's style.Replace the original cap with this cap with bolts when using. Make sure it is securely fastened.Check compatibility with your bike's headset stem before installation.
julio 23, 2026

1 1/4″ Bicycle Headset Top Cap Cover Cycling Headset Stem with M6 Bolt Blue,

The cycling headset top cover has an outer diameter of 1 1/4” (31.8mm), fitting most standard bicycle headset stems. Its precise size ensures a secure fit and stability.Made of aluminum alloy, the cap is strong yet lightweight. It features a black CNC finish that enhances its stylish look, while also ensuring easy installation and greater durability. And M6 stainless steel bolt offer excellent corrosion resistance.Suitable for mountain bikes and road bikes, this accessory enhances both functionality and appearance, making it easy to upgrade your bike's style.Replace the original cap with this cap with bolts when using. Make sure it is securely fastened.Check compatibility with your bike's headset stem before installation.