About The Product
- Ideal for long gravel rides or bikepacking where aerodynamics and long term comfort are pinnacle
- 52 GMR extension offers multiple hand grip positions for versatility over the long haul
- Integrated bridge provides plenty of room for mounting additional accessories or computers
Upgrade your cycling setup with the Profile Design 52 GMR Aerobar Extensions, engineered for optimal aerodynamics and superior performance. Designed for serious triathletes and time-trial cyclists, these high-performance aerobar extensions are crafted from lightweight, durable materials to enhance speed and endurance on the road or racecourse.
Constructed from premium carbon fiber, the Profile Design 52 GMR Aerobar Extensions offer an exceptional balance of strength, stiffness, and weight savings-ensuring maximum efficiency and reduced fatigue during even the longest rides. The 340mm length provides versatile positioning options to customize your aerobar setup for comfort and aerodynamics.
Featuring advanced engineering with integrated brake and shifter cabling compatibility, these extensions streamline your cockpit for a sleek, aerodynamic profile. The 52 GMR design incorporates innovative geometry that promotes a more aggressive riding posture, reducing drag and improving overall speed.
Whether you're assembling a custom triathlon bike or upgrading your aerodynamic aero bar system, these extensions are an excellent choice for competitive cyclists seeking high-quality, technology-driven components. Their sleek black finish not only adds a professional, modern look but also resists corrosion and wear for lasting performance.
Maximize your aerodynamic efficiency and boost your race times with the Profile Design 52 GMR Aerobar Extensions-your go-to choice for advanced cycling technology, lightweight construction, and race-ready performance.
- Upgrade your time-trial and triathlon setup with the Profile Design 52 GMR Aerobar Extensions, featuring lightweight, durable aluminum construction for enhanced stability and reduced weight during critical racing moments.
- Designed with advanced ergonomic shaping and 340mm length, these aerobar extensions provide optimal hand positioning and aerodynamic efficiency to improve rider comfort and reduce drag.
- Incorporating innovative GMR (Gulf-Military-Research) technology, these extensions ensure superior stiffness and durability, allowing for precise control and performance under demanding cycling conditions.
- A sleek black finish complements any aero cockpit setup, making these extensions ideal for competitive triathletes and serious cyclists seeking a professional-grade upgrade to their aero system.
- Compatible with a wide range of aerobars and adjustable for personalized fit, these extensions are engineered to maximize aerodynamic gains and boost overall cycling performance.
| Specification | Value |
|---|---|
| Manufacturer | PROFILE DESIGN |
| Manufacturer Part No. | AC52GMREXT340 |
| Universal Product Code | 723660011918 |
| Invoice Description | HBAR PROFILE AEROBAR EXTENSIONS 52 GMR 340mm BK |
| Shipping Weight | 0.21 lbs. |
| Package Dimensions | 6.25 x 4.55 x 2.85 |
| Country of Origin | TAIWAN |
| Clamp Size | 22.2mm |
| Width / Length | 340mm |
| Rise / Reach | 137mm |
| Upsweep / Drop | 52° |
| Color | Black |
| Type | Extensions |
| Material | Alloy |
- Supplier:
- JBI
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:
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The item must be in new, unused, and uninstalled condition.
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All original packaging, tags, hardware, and accessories must be included and intact.
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Items showing wear, installation marks, damage, or improper use cannot be accepted.
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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:
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You will receive a Return Authorization email with instructions.
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Print the prepaid label provided by us. ($9.99 will be deducted from your refund)
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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:
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Electronics with opened packaging or broken manufacturer seals
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Any part that has been installed or shows installation attempts
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Tools or chemicals that have been opened or unsealed
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Open‑box items with destroyed or missing packaging
Our Info
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Storefront name: Bike Junkies
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Address: 940 Calle Amanecer, Suite N
San Clemente, CA 92673 -
Phone: 800-605-2152
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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:
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Alaska
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Hawaii
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Puerto Rico
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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.
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We cannot ship hazardous materials or oversized items to military addresses due to carrier and military mail restrictions.
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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
