HMM
✓Stems
HMM Bike Stem Riser Black MTB Bicycle Fork Extender Handlebar Stem Adapter for 1 1/8" (28.6mm)
★★★★★5
Price unavailableView
Price
$10.02
X AUTOHAUX 2 Pair Bike Handlebar Shim 25.4 to 31.8mm Stem Shim Spacer Blue
★★★★★
$10.02
Quantity
1
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About this item
- [Application] Handlebar Stem Shim use to fitting larger diameter stems to smaller handle bars, like 25.4 to 31.8MM. Suit to install for MTB Road Mountain bike fixed gear or other bike handle bars like for City Bike, Cruiser, Cyclocross Bike, Fitness/Crossbike, Mountain Bike, Road Bike which sizes need to convert 25.4 to 31.8mm.
- [Craft Feature] Handlebar Spacers Clamp adopting aluminum alloy material with CNC process, anodized surface to anti-rust/corrosion, high strength and durable, not easy to bend, practical and stylish.
- [Accurate Shape] Precise size and shape can increasing it's friction and will not damage the handlebars and stems, no slippage at all even when loaded, increase riding safety.
- [Installation] Easy convenient, directly put the handlebar shim between the the handlebar and the stem, buckled in the handlebar installation position. Increased the OD of handlebars to fit the 31.8 bike stem.
- [Package] Include 2 pair Blue Aluminum Alloy Shims (4 pcs), this covers the front and back of the 25.4 bike bar to make it fit a 31.8 stem. Check product size before purchasing. Check relevant install video when you in doubt.
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Customer reviews
What customers say about Bigamart
10 Trustpilot reviews total, with 2 shown at a time.
Trustpilot
★★★★★
Excellent
4.5 average rating
S
Sigalit
🇮🇱 · January 2026
★★★★★
I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.
V
Verified buyer
🇦🇺 · November 2025
★★★★★
The package was here in Australia from England in a few days — so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.
Showing 1–2 of 10 reviews
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