Riza Stems feature a wide clamping area, 1-piece faceplate, a faded edge on the bar contact to avoid stress hotspots and M6 bolts for extra strength. CNC machined in Canada from 6061 billet aluminum. Wide clamping area for more support and stability. M6 bolts throughout the body and faceplate. Item Specifications: Stem Angle (deg), 0, Length, 45, Material, Alloy, S.H.I.S. Stem Clamp Diameter, 28.6, Bar Clamp Diameter (mm), 31.8, Color, Blue, Defined Color, Blue, Bar Clamp Diameter (mm), 31.8mm, Defined Color, Blue, eBay Steerer Tube Diameter, 1-1/8'', Stem Angle (deg), 0°, Face Plate Bolts, 4, Length (mm), 45mm, Material, Aluminum, Stack Height, 38, Raw Product Weight Grams, 178g,

Chromag RIZA Stem 45mm Stem Length 31.8mm Bar Clamp 28.6mm Clamp Dia Blue

Reference Number: 4DX9EP

Upgrade your mountain biking setup with the premium Chromag Riza Stem - a perfect blend of performance, durability, and style. Crafted with precision CNC machining in Whistler, Canada, this 31.8mm diameter stem is engineered from high-grade 6061 billet aluminum, ensuring exceptional strength and lightweight efficiency for aggressive trail riding and technical descents.

Materials & Construction:

Made from aerospace-grade 6061 aluminum alloy, the Chromag Riza Stem offers superior corrosion resistance and robustness. Its CNC-machined finish features a distinctive faded edge on the clamp face, designed to reduce hot spots and stress risers when your handlebars flex during intense riding sessions.

Performance & Engineering:

With a 0 rise and a compact 45mm length, this stem provides precise steering control and stability at high speeds. The 38mm stack height positions your handlebars optimally for improved ergonomics and handling. Reinforced with M6 bolts throughout the body and faceplate, the Riza Stem ensures a secure, reliable connection even under the most demanding conditions.

Innovative Features & Components:

- Wide clamping area enhances support and reduces bar slippage

- Designed for 1-1/8'' steerer tubes, accommodating most modern mountain bikes

- Precision-engineered from billet aluminum for a lightweight (178g) yet durable build

- Comes in a striking blue finish, adding a pop of color and style to your cockpit

Use Cases & Style:

Ideal for trail riders, enduro enthusiasts, and bike park riders, the Chromag Riza Stem combines aggressive performance with sleek aesthetics. Its minimalist 0 rise makes it a versatile choice for riders seeking sharp handling and maximum control on technical terrain.

Key Specifications:

- Diameter: 31.8mm (bar), 1-1/8'' steerer tube

- Length: 45mm

- Stack Height: 38mm

- Material: CNC-machined 6061 billet aluminum alloy

- Bolts: M6 throughout for enhanced clamping force

- Color: Blue

- Weight: 178g (raw product weight)

Elevate your mountain bike's cockpit with the Chromag Riza Stem - engineered for performance, built for durability, and finished with style. Optimize your ride today with this high-quality, go-to component for any serious rider.

  • Precision CNC Machined in Whistler, Canada from high-quality 6061 billet aluminum for superior strength and durability.
  • Features a unique faded edge on the clamp face to reduce hot spots and stress risers, enhancing bar support during aggressive riding and technical maneuvers.
  • Designed with a wide clamping area and 4 M6 bolts for increased stability, ensuring reliable performance on demanding trail or downhill conditions.
  • Sleek 0 rise, 45mm length, and 38mm stack height offer optimal control and riding ergonomics, perfect for versatile mountain biking styles and aggressive riding disciplines.
  • Innovative styling and engineering make the Chromag Riza Stem a lightweight (194g), high-performance component, ideal for optimized handling and a confident ride on rugged terrain.
Item Specifications
Stem Angle (deg)0
Length45
MaterialAlloy
S.H.I.S. Stem Clamp Diameter28.6
Bar Clamp Diameter (mm)31.8
ColorBlue
Defined ColorBlue
Bar Clamp Diameter (mm)31.8mm
Defined ColorBlue
eBay Steerer Tube Diameter1-1/8''
Stem Angle (deg)
Face Plate Bolts4
Length (mm)45mm
MaterialAluminum
Stack Height38
Raw Product Weight Grams178g

Why 365 Cycles?

365 Cycles is an Authorized Chromag Dealer, and we offer the Full Chromag Warranty!

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365 Cycles delivers all your cycling needs fast! We don't waste time preparing your order. Our priority is to serve our customers first and foremost. If you need help picking the right product, have questions about bike component compatibility, or just want to geek out about bikes we are here 7 days a week! Simply put, we are bike experts from dirt to tarmac and want to make sure you get the full 365 Cycles experience when you shop with us.

At 365 Cycles our mission is to simplify the shopping experience. We want to get you the right product in a quick time frame and be here if you need help with questions, warranty, friend to talk to, etc.

We’re dedicated to building lasting relationships with our customers, communities, and team members. We combine the knowledge and service of a traditional bicycle shop with the convenience of shopping in your own home.





Shipping & Handling

Most orders placed during the workweek before 1:30 pm EST ship the same day, but in rare cases (peak season/holiday periods) handling time can take up to 48 hours. If you have questions regarding shipping estimates, please let us know prior to placing your order. There is a direct signature requirement for all orders over $500.

Please allow 1-2 business days for your order tracking to update.

  • Cut off for SAME DAY SHIPPING- 1:30 pm EST Monday - Friday
  • Friday afternoon -Sunday orders ship the following Monday
  • Due to carrier restrictions orders shipped to: PO Box, HI, AK, & PR 365 Cycles may use a comparable service to what was selected.

Combined Shipping Discounts

To offer customers savings on shipping, we offer discounts when shipping multiple items from our store. We cannot issue refunds on shipping once an order is finalized so please follow the 5 steps below and ask if you are having trouble with the discount before you make a purchase.

  1. Be sure you are using the US site: https://www.ebay.com
  2. Select Add to Cart (instead of Buy It Now) with items from our store 365Cycles
  3. Click on Proceed to Checkout. On the checkout page, the shipping service on each line item needs to match
  4. Compare First Class vs Priority as sometimes Priority can be cheaper and it gets to you faster!
  5. You’ll need to change the shipping method to Priority on every item in your cart before the rate can be calculated.

Returns

365 Cycles offers returns for 30 days on new items in their original, intact packaging. Return shipping for ALL orders are to be paid by the buyer. Please be sure to read our return policy entirely and if you have any questions, please contact Customer Service.

Full refunds are issued on items that are brand new and we are able to resell as new. 365 Cycles reserves the right to deny returns that are outside of policy including, but not limited to, used items, items missing original packaging, items with damaged manufacturer packaging, or international orders. Return orders must be shipped in a box or bubble mailer. Items shipped without an outer box will incur a restocking fee. You will be contacted through eBay if your return is ineligible for a full refund.

Returns must be initiated within 30 days from purchase date through your Purchase History under My eBay.

If we make an error in shipping, please contact us -- we will ship out the correct item and provide a free prepaid return label as quickly as possible!

Exchanges

If you need to exchange your order, the fastest and easiest way to do this is to reorder. We will ship your new order immediately and, in the meantime, please initiate a return through eBay on the original item and return it. We will refund for the returned item once it is received back.



STEM1627 .

Company Details

365 Cycles
1180 Enterprise Rd
East Petersburg, PA 17520
United States

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