ORIGIN8

Origin8 Multi-Fit Aluminum Seatpost Shim 26.4-28mm | Lightweight Alloy 51635

MSRP : $31.14
$23.96
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SKU:
51635
UPC:
072774516353
Condition:
New
Shipping:
Free Shipping (2-3 Business Days)
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About The Product

  • 25.4mm ID with adjustable 26.4-28mm OD
  • Lightweight AL6061 alloy construction

Optimize Your Bike Fit with the Origin8 Multi-Fit Seatpost Shim 26.4mm - 28mm Black

Enhance compatibility and ensure a secure, precision fit with the Origin8 Multi-Fit Seatpost Shim, designed specifically for cyclists seeking versatile and reliable seatpost adapters. Crafted from durable AL6061 aluminum, this shim expertly bridges seatposts with 25.4mm inner diameter (ID) to accommodate saddle rails or seatposts with 26.4mm to 28mm outer diameter (OD), making it an essential component for bike customization and adjustments.

Materials & Durability

Constructed from high-quality AL6061 aerospace-grade aluminum, this seatpost shim offers lightweight strength and excellent corrosion resistance, ensuring long-lasting performance under diverse riding conditions. Its black anodized finish not only adds a sleek, stealthy look but also provides added scratch resistance.

Performance & Engineering

Engineered for precision and reliability, the multi-fit design allows seamless compatibility across a range of seatpost sizes, reducing the need for multiple adapters. Its adjustable OD feature guarantees a snug fit, enhancing rider comfort, bike handling, and overall suspension stability.

Components & Technology

This shim is designed with a user-friendly, easy-to-install configuration, enabling quick adjustments on the trail or at the shop. Its rigid construction minimizes movement and play, translating to improved power transfer and riding efficiency.

Style & Use Case

Ideal for mountain biking, road cycling, or commuter bikes, the Origin8 Multi-Fit Seatpost Shim seamlessly blends functional engineering with a clean black finish that complements any bike aesthetic. Whether upgrading your bike's saddle setup or converting components, this shim ensures a professional, secure fit every time.

Innovative Features

The adjustable sizing from 26.4mm to 28mm OD makes this shim versatile for various bike frames, reducing inventory needs and simplifying repairs. Its lightweight design ensures minimal added weight, perfect for riders seeking performance without compromise.

Upgrade your bike's seatpost compatibility today with the Origin8 Multi-Fit Seatpost Shim-where precision fit meets durability and style for a smoother, more confident ride.

Specifications:

- Material: AL6061 Aluminum

- Inner Diameter (ID): 25.4mm

- Outer Diameter (OD): Adjustable from 26.4mm to 28mm

- Color: Black

- Weight: Lightweight construction for optimal performance

Maximize your bike's potential with this reliable, versatile, and engineered-to-perfection seatpost shim-designed for riders who demand quality, compatibility, and performance.

  • Compatible with 26.4mm to 28mm seatposts, the Origin8 Multi-Fit Seatpost Shim provides a versatile and secure fit for various bike frames.
  • Made from durable, lightweight AL6061 aluminum alloy, this shim ensures optimal strength without adding unnecessary weight, enhancing overall bike performance.
  • Designed with an adjustable 25.4mm inner diameter (ID) to accommodate different seatpost sizes, offering versatile compatibility and easy installation.
  • Engineered for reliability and corrosion resistance, the black finish not only provides a sleek look but also protects against wear and environmental damage.
  • Ideal for road, mountain, or hybrid bikes seeking a precise, snug fit for seatposts ranging from 26.4mm to 28mm, enhancing rider comfort and bike stability.
SpecificationValue
ManufacturerORIGIN8
Universal Product Code072774516353
Invoice DescriptionSEATPOST OR8 SHIM 25.4id 26.4-28.0odUNI
Shipping Weight0.06 lbs.
Package Dimensions5.9 x 3.75 x 1.25
HTS Number8714.99.8000
Country of OriginTAIWAN
Outer Diameter26.4mm - 28mm
ColorBlack
MaterialAL6061
Supplier:
JBI
Color:
Black

Bike Junkies offers no‑hassle returns and exchanges within  60 days of delivery. We want every customer to feel confident when shopping with us, and our return process is designed to be simple, fair, and fast.

Return Eligibility

To qualify for a return or exchange, the following conditions must be met:

  • The item must be in new, unused, and uninstalled condition.

  • All original packaging, tags, hardware, and accessories must be included and intact.

  • Items showing wear, installation marks, damage, or improper use cannot be accepted.

  • An order number is required.

Once your return is received at our warehouse, a refund will be issued within 5 days after inspection.

Refunds

Refunds are issued to the original form of payment once the returned item has been received and approved. If we are unable to refund to the original payment method, the refund will be issued as store credit.

Depending on your bank or credit card provider, it may take an additional 2–3 business days for the refund to appear in your account. 

Exchanges

To make an exchange, simply complete the return process and then place a new order for the item you want instead. This ensures the replacement item is reserved and ships quickly.

How to Start a Return

To request a Return Authorization (RA#), contact us at support@bikejunkies.com. Please include your order number and the item you wish to return.

Once approved:

  1. You will receive a Return Authorization email with instructions.

  2. Print the prepaid label provided by us. ($9.99 will be deducted from your refund)

  3. Ship the item back within 7 days of the RA being issued as RA #'s are only valid for 7 days. 

Please do not tape anything to the original product packaging. Place the item inside a proper shipping box. Using the manufacturer’s box as the shipping container will result in damage and the return may be rejected.

Be sure to keep your return tracking number. Powersport Junkies is not responsible for lost return shipments. You will receive a confirmation email once your return has been processed and refunded.

Defective, Incorrect, or Damaged Items

If you receive a defective, damaged, or incorrectly shipped item, contact us immediately. We will cover the return shipping cost and ensure the issue is resolved quickly.

Non‑Returnable Items

Certain items cannot be returned, including:

  • Electronics with opened packaging or broken manufacturer seals

  • Any part that has been installed or shows installation attempts

  • Tools or chemicals that have been opened or unsealed

  • Open‑box items with destroyed or missing packaging

Our Info

  • Storefront name: Bike Junkies

  • Address: 940 Calle Amanecer, Suite N
    San Clemente, CA 92673

  • Phone: 800-605-2152

  • Support email: support@bikejunkies.com

  • Support hours + timezone: 

        Monday-Friday: 9:00 AM-5:00 PM PST

        Saturday: 9:00 AM-3:00 PM PST

        Sunday: Closed

This Shipping Policy explains how orders are processed, handled, and delivered by Bike Junkies, including delivery timelines, shipping coverage, and special conditions for military addresses. It is designed to give customers a clear understanding of what to expect when placing an order.

Bike Junkies is proud to be an authorized dealer of the brands we currently offer. When you purchase from us, you are guaranteed to receive genuine, brand-new products backed by the full manufacturer warranty. We work directly with the manufacturers to ensure you receive the highest quality service and support.

Order Processing and Handling

Orders are processed quickly to ensure fast delivery. Our standard handling time is 0–1 business days. Order cutoff time is 12 PM PST Monday-Friday and orders placed after that will be shipped shipped next business day. 

Transit Times

Once shipped, orders typically arrive within 2–3 business days. Transit times may vary slightly depending on the destination, weather conditions, or carrier-related delays. Delivery estimates apply only after the order has left our facility.

Delivery Schedule

Standard delivery occurs Monday through Friday. Saturday delivery may be available.

Shipping Coverage

Bike Junkies offers free shipping to the lower 48 states of the United States. We do not ship to the following locations:

  • Alaska

  • Hawaii

  • Puerto Rico

  • Any international destination outside the United States

Orders placed with shipping addresses in restricted locations will be canceled and refunded.

Military Shipping (APO/FPO)

Bike Junkies ships to APO/FPO military addresses using USPS only.

  • We cannot ship hazardous materials or oversized items to military addresses due to carrier and military mail restrictions.

  • Transit times to APO/FPO locations may vary significantly depending on military mail processing.

Address Accuracy and Delivery Issues

Customers are responsible for ensuring that all shipping information provided at checkout is accurate and complete. Bike Junkies is not responsible for delays, lost packages, or delivery failures caused by incorrect or incomplete addresses. If a package is returned due to an address error, additional shipping charges may apply to resend the order.

Lost, Delayed, or Damaged Shipments

If a shipment is delayed, lost, or arrives damaged, customers should contact us promptly so we can assist with initiating a claim or resolving the issue with the carrier. While we support the process, final decisions regarding claims are made by the carrier.

Tracking Information

A tracking number is provided via email once the shipping label has been created. Tracking updates may take up to 24 hours to appear after the label is generated.

Shipping Restrictions

Certain items may be subject to shipping restrictions due to size, weight, or hazardous material regulations. If an order cannot be shipped due to such restrictions, we will notify the customer to arrange an alternative solution.

Our Info

  • Storefront name: Bike Junkies

  • Address: 940 Calle Amanecer, Suite N
    San Clemente, CA 92673

  • Phone: 800-605-2152

  • Support email: support@bikejunkies.com

  • Support hours + timezone: 

        Monday-Friday: 9:00 AM-5:00 PM PST

        Saturday: 9:00 AM-3:00 PM PST

        Sunday: Closed

For warranty issues please contact us at support@bikejunkies.com. Each Brand is different and we can provide instruction to complete warranty issues.

Bike Junkies is proud to be an authorized dealer of the brands we currently offer. When you purchase from us, you are guaranteed to receive genuine, brand-new products backed by the full manufacturer warranty. We work directly with the manufacturers to ensure you receive the highest quality service and support.

Our Info

  • Storefront name: Bike Junkies

  • Address: 940 Calle Amanecer, Suite N
    San Clemente, CA 92673

  • Phone: 800-605-2152

  • Support email: support@bikejunkies.com

  • Support hours + timezone: 

        Monday-Friday: 9:00 AM-5:00 PM PST

        Saturday: 9:00 AM-3:00 PM PST

        Sunday: Closed