About The Product
- Maxxis tubes are designed with not only the size, but the riding discipline in mind so that riders are equipped specifically for their individual need
- Varying wall thicknesses are used based on the intended discipline to balance strength vs weight ratios
Maxxis Welterweight Tube 700x33-50 PV 48mm with Removable Valve Core - Puncture-Resistant Inner Tube for Road and Cyclocross Bikes
Upgrade your cycling experience with the Maxxis Welterweight Tube, engineered for durability and optimal performance on 700c road and cyclocross bikes. Crafted from high-quality butyl material, this puncture-resistant inner tube features a robust 0.8mm wall thickness, providing excellent strength while maintaining a lightweight profile at just 128 grams-ideal for riders seeking a balance of minimal weight and superior reliability.
Materials & Construction:
Constructed from premium butyl rubber, the Maxxis Welterweight Tube offers excellent air retention, enhanced durability, and resistance to punctures. Its advanced wall thickness design ensures durability in demanding riding conditions, whether you're tackling urban commutes or rugged cyclocross courses.
Performance & Engineering:
Designed with precision, this tube's 48mm Presta valve with a removable core facilitates easy sealant application and maintenance, making it perfect for tubeless conversions or regular puncture repairs. The 0-degree valve angle ensures compatibility with a wide range of rims, while the varying wall thickness tailored to your riding discipline maximizes strength without unnecessary weight.
Components & Technology:
Featuring a threaded Removable Valve Core (RVC), this tube allows seamless installation of sealant, providing an extra layer of protection against flats and punctures. The use of high-grade butyl rubber ensures long-lasting performance, air retention, and resistance to environmental factors.
Style & Use Case:
Ideal for road cyclists, urban commuters, and cyclocross racers, the Maxxis Welterweight Tube offers versatile performance across various disciplines. Its puncture-resistant design and lightweight construction enhance riding confidence, reduce flats, and improve overall efficiency-making it a reliable choice for performance-minded riders.
Innovative & Differentiating Features:
- Puncture-resistant 0.8mm butyl wall design enhances durability while maintaining low weight
- Removable valve core for easy sealant application and maintenance
- Varying wall thickness tailored to riding discipline for optimal strength-to-weight ratio
- Compatible with 700c wheels and widths from 33mm to 50mm, suitable for a wide range of bikes
Optimize your biking setup with the Maxxis Welterweight Tube-crafted for durability, designed for performance, and built to keep you rolling smoothly on every ride.
- Precision-engineered 700x33-50 PV Maxxis Welterweight Tube with 0.8mm Butyl Wall for puncture resistance and durability.
- Removable valve core (RVC) allows for easy installation and the addition of sealant to prevent flats, ideal for tubeless conversions and maintaining optimal tire pressure.
- Designed with a lightweight yet robust 128g construction, balancing strength and weight for versatile road and touring disciplines.
- Constructed with high-quality butyl material to provide high airtightness, reduce rolling resistance, and extend tube lifespan during long-distance rides.
- Compatible with 700C wheels; features a 48mm Presta valve with a threaded RVC for secure sealing and reliable inflation, perfect for road cycling and gravel adventures.
| Specification | Value |
|---|---|
| Manufacturer | MAXXIS |
| Manufacturer Part No. | IB00137300 |
| Universal Product Code | 4717784040073 |
| Invoice Description | TUBE MAX 700x33-50 PV 48mm WELTERWEIGHT |
| Shipping Weight | 0.31 lbs. |
| Package Dimensions | 4.5 x 3 x 1.8 |
| HTS Number | 4013.20.0000 |
| Country of Origin | VIET NAM |
| Size | 700x33-50 |
| Valve Type | PV |
| Valve Length | 48mm |
| Valve Angle | 0d |
| Wall Thickness | 0.8mm |
| ISO | 622 |
- 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:
-
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:
-
You will receive a Return Authorization email with instructions.
-
Print the prepaid label provided by us. ($9.99 will be deducted from your refund)
-
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
