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Best bicycle stem caps - April 2026

Last Updated - April 3, 2026

1
Best Choice

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Generic

1 & ⅛” Headset Stem Top Cap for MTB Road Mountain Bike, Laser Etched Anodized Aluminum, “EJECT BUTTON” Text (RED)

Generic

$14.99

More Details
Main highlights
- Use same screw from your original headset cap
- Laser Etched
- Anodized Aluminum
- 1 & 1/8" diameter
$14.99
2
Best Value

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Dubbs Hardware

Dubbs Hardware MTB Headset Top Cap 1-1/8" Aluminum Bike Stem Cap – Custom Threadless Top Cap for Mountain Bikes, Road Bikes, Bicycle Headsets, and MTB Stem Caps - (Red Shut Up Legs)

Dubbs Hardware

$13.99

More Details
Main highlights
- WHAT'S INCLUDED – (1) Custom bicycle headset cap; perfect for riders looking to replace or upgrade their threadless top cap (bolt not included).
- SLEEK, CUSTOM DESIGNS – Choose from stylish designs to upgrade your mountain bike stem cap, road bike headset top cap, or bicycle stem cover.
- PREMIUM FITMENT – Designed for standard 1-1/8” bike stems, this stem cap is compatible with most bicycle and MTB headset cap.
- DURABLE ALUMINUM CONSTRUCTION – Made from high-quality anodized aluminum, this bike stem cap is tough, lightweight, and built to last.
- CUSTOM HEADSET TOP CAP – Add style and personality to your ride with this unique MTB headset top cap, perfect for mountain bikes, road bikes, and bicycles.
$13.99
3

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Dubbs Hardware

Dubbs Hardware MTB Headset Top Cap 1-1/8" Aluminum Bike Stem Cap – Custom Threadless Top Cap for Mountain Bikes, Road Bikes, Bicycle Headsets, and MTB Stem Caps - (Merica Black)

Dubbs Hardware

$13.95

More Details
Main highlights
- WHAT'S INCLUDED – (1) Custom bicycle headset cap; perfect for riders looking to replace or upgrade their threadless top cap (bolt not included).
- SLEEK, CUSTOM DESIGNS – Choose from stylish designs to upgrade your mountain bike stem cap, road bike headset top cap, or bicycle stem cover.
- PREMIUM FITMENT – Designed for standard 1-1/8” bike stems, this stem cap is compatible with most bicycle and MTB headset cap.
- DURABLE ALUMINUM CONSTRUCTION – Made from high-quality anodized aluminum, this bike stem cap is tough, lightweight, and built to last.
- CUSTOM HEADSET TOP CAP – Add style and personality to your ride with this unique MTB headset top cap, perfect for mountain bikes, road bikes, and bicycles.
$13.95
4

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

YANRUHFL

YANRUHFL 1 1/8" Aluminium Alloy Cycling Headset Stem Top Cap with M6x35mm Stainless Steel Bolt (Red)

YANRUHFL

$6.99

More Details
Main highlights
- Stainless Steel Bolt: Includes a durable M6x35mm stainless steel bolt for secure fastening and corrosion resistance
- Precise Fit: Designed to fit most standard 1 1/8" headset stems, ensuring a secure and compatible installation
- Pakage include: 1X M6x35mm Stainless Steel Bolts ;1X Aluminium Alloy Top caps
- Lightweight Design: The aluminium alloy construction keeps the overall weight low, enhancing performance and handling
- Durable Construction: This headset stem top cap is crafted from high-quality 1 1/8" aluminium alloy for superior strength and longevity
$6.99
5

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

CNC

CNC Bike Headset Top Cap with Bolts，MTB Headset Cap for Bicycle Road Bike 1 1/8 Stems and Forks (CKL)

CNC

$9.99

More Details
Main highlights
- Suitable For：1 1/8" (28.6mm) Thread-Less Headset，Headset Cap Widely used in mountain bike ，Roadbike ，Bmx ，Folding bikes ，Mtb ，Enduro ，Downhill bikes.
- Style: BMX Headset Cap 8 kinds, unique pattern design, decorate your bicycle, stylish style, pleasant riding.
- Specification & weight：Top cap weight：6g；Bolt Specification:M5*18mm，Weight: about 7g。
- Material: Aluminum Headset Cap + Stainless Steel Bolt（M6x30mm）
- Light WeightI & High strangth: CNC Bicycle headset cap is made of cnc process aluminum alloy，Which is more demanding than other manufacturing processes，But the weight control is only about 6g，Which is very light and does not lose strength；Anodized surface，Headset Top caps diameter : 31.8mm(1 1/8 inch).
$9.99

Best bicycle stem caps - April 2026

1 & ⅛” Headset Stem Top Cap for MTB Road Mountain Bike, Laser Etched Anodized Aluminum, “EJECT BUTTON” Text (RED)

Dubbs Hardware MTB Headset Top Cap 1-1/8" Aluminum Bike Stem Cap – Custom Threadless Top Cap for Mountain Bikes, Road Bikes, Bicycle Headsets, and MTB Stem Caps - (Red Shut Up Legs)

Dubbs Hardware MTB Headset Top Cap 1-1/8" Aluminum Bike Stem Cap – Custom Threadless Top Cap for Mountain Bikes, Road Bikes, Bicycle Headsets, and MTB Stem Caps - (Merica Black)

YANRUHFL 1 1/8" Aluminium Alloy Cycling Headset Stem Top Cap with M6x35mm Stainless Steel Bolt (Red)

CNC Bike Headset Top Cap with Bolts，MTB Headset Cap for Bicycle Road Bike 1 1/8 Stems and Forks (CKL)

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