Adjustable Bike Stem 31.8mm – Raise Handlebar for Upright Riding, Reduce Wrist & Back Pressure, ±70° MTB/Road Bicycle Stem (90/110/145mm)

★★★★★ 5.0 91 reviews

$20.99
Price when purchased online
Free shipping Free 30-day returns

Sold and shipped by billjam.com
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here.
$20.99
Price when purchased online
Free shipping Free 30-day returns

How do you want your item?
You get 30 days free! Choose a plan at checkout.
Shipping
Arrives May 25
Free
Pickup
Check nearby
Delivery
Not available

Sold and shipped by billjam.com
Free 30-day returns Details

Product details

Management number 219125092 Release Date 2026/05/03 List Price $8.40 Model Number 219125092
Category
  • Ride More Comfortably: Raise your handlebar position to reduce wrist pressure and back pain. Perfect for long rides and daily commuting.
  • ±70° Adjustable Angle: Easily adjust your riding position for a more upright and comfortable posture.
  • Universal Fit for Most Bikes: Compatible with MTB, road bikes, BMX, and more. Fits 31.8mm handlebars and 28.6mm fork stems.
  • Strong & Lightweight Aluminum: Made from high-strength 6061 aluminum alloy. Durable, stable, and built for long-term use. Weight: 276g/300g/322g.
  • Easy Installation in Minutes: Quick and simple setup with included tools. Secure 4-bolt clamp keeps your handlebar firmly in place.
Size 90mm
Color 31.8 x 90mm
Material Aluminum Alloy
Brand Name BNVB
Item Weight 0.32 Kilograms
Part Number BNB-KTStem-90
Manufacturer BNVB
Package Weight 0.32 Kilograms
Item Package Dimensions L x W x H 6.22 x 2.24 x 2.13 inches

Correction of product information

If you notice any omissions or errors in the product information on this page, please use the correction request form below.

Correction Request Form

Customer ratings & reviews

5 out of 5
★★★★★
91 ratings | 37 reviews
How item rating is calculated
View all reviews
5 stars
90% (82)
4 stars
0% (0)
3 stars
0% (0)
2 stars
0% (0)
1 star
10% (9)
Sort by

There are currently no written reviews for this product.