F451 - Carbon Fiber Folding Bike

What Specialists Say About This Bike? The Bike Model F451 is a high-quality carbon folding bike suitable for riders with a height range of approximately 150-180cm. This bike is designed to provide convenience and portability while maintaining excellent performance. It comes in various attractive color options including Red/Black, Blue/Black, Yellow/Dark Gray/White, and Red. One of the standout features of this bike is its high-modulus carbon fiber frame, which offers both strength and lightweight characteristics. The foldable design makes it easy to transport and store. The inner cables provide a clean and streamlined appearance. The bike is equipped with a reliable and efficient gear shifter. The Sram S700-22S configuration ensures smooth and precise shifting, allowing riders to easily adapt to different terrains and riding conditions. The derailleur system includes the SRAM RIVAL front derailleur and SRAM RIVAL-11S rear derailleur, providing reliable and accurate gear changes. In terms of braking, the SHIMANO MT200 hydraulic disc brake system offers excellent stopping power and control. The P20 disc with a 160mm diameter ensures reliable braking performance even in wet or challenging conditions. Other notable components of the F451 include the RS Alu alloy handlebar sets, TW Alu alloy clamps, high modulus carbon fiber fork, RS Alu alloy hubs, and INNOVA tires. These components are carefully chosen to provide a comfortable and enjoyable riding experience. Compared to the SHIMANO TIAGRA/4700-20S configuration, the Sram S700-22S offers more gears (22-speed) and a wider range of options for riders who desire more versatility in their riding experience. Additionally, the SRAM RIVAL-11S rear derailleur provides smoother and more precise shifting compared to the SHIMANO TIAGRA/4700. Overall, the Bike Model F451 is a top choice for both amateur and professional riders looking for a high-quality carbon folding bike. Its combination of lightweight construction, reliable gear shifting, and efficient braking make it a versatile and dependable option for various riding purposes.

RS-22S

• Derailleur Handle: RETROSPEC(LTWOO) A11-22S
• Front Derailleur: RETROSPEC(LTWOO) A22
• Rear Derailleur: RETROSPEC(LTWOO) A11
• Cranksets: RS, Alu alloy, Hollow, 34-50T
• Cassettes: SUGEK-11S, 11-30T
• Chain: YBN-11S

S700-22S

• Derailleur Lever: SRAM S700-22S
• Front Derailleur: SRAM RIVAL
• Rear Derailleur: SRAM RIVAL-11S
• Cranksets: RS, Alu alloy, Hollow, 34-50T
• Cassettes: SUGEK-11S, 11-30T
• Chain: YBN-11S

4700-20S

• Derailleur Lever: SHIMANO TIAGRA/4700-20S
• Front Derailleur: SHIMANO TIAGRA/4700
• Rear Derailleur: SHIMANO TIAGRA/4700
• Cranksets: RS, Alu alloy, Hollow, 34-50T
• Cassettes: SUNSHINE-10S,11-28T
• Chain: YBN-10S

Warranty Terms:

Thank you for choosing TwitterBikes.us as your trusted source for high-quality bicycles. We are committed to providing exceptional products and customer service. To ensure your confidence and satisfaction in your purchase, we offer the following warranty terms:

1. Warranty Coverage:
1. a. Our warranty covers manufacturing defects in materials and workmanship for a period of one (1) year from the date of purchase.
2. b. The warranty applies only to the original purchaser and is non-transferable.
2. Warranty Period: We offer a one 1 to 3 years warranty on all bicycles purchased from TwitterBikes.us.
3. Warranty Exclusions: The warranty does not cover damage caused by:
1. a. Normal wear and tear resulting from regular use.
2. b. Improper assembly, maintenance, or repairs performed by an unauthorized party.
3. c. Misuse, abuse, or neglect of the bicycle.
4. d. Accidents, collisions, or other incidents beyond normal use.
5. e. Modifications or alterations to the original product.
6. f. Failure to follow the manufacturer's instructions and guidelines.
4. Warranty Claim Process:
1. a. To initiate a warranty claim, please contact our online support through our website at https://twitterbikeusa.com/ 
2. b. Please note that any shipping costs incurred for warranty claims, including the cost of returning the product to us, are the responsibility of the customer.
3. c. Provide proof of purchase, including the original sales receipt or invoice.
4. d. Our online support team will guide you through the claim process, which may include providing additional information or submitting photos.
5. e. If the claim is approved, we will repair or replace the defective product at our discretion. Return shipping costs for the repaired or replaced item will be covered by TwitterBikes.us.
5. Limitation of Liability: 
1. a. Our liability under this warranty is limited to the repair or replacement of the defective product. 
2. b. We are not liable for any indirect, consequential, or incidental damages arising from the use of our products.
6. Disclaimer: 
1. a. Our warranty is in addition to any rights and remedies provided by consumer protection laws in your jurisdiction. 
2. b. This warranty does not affect your statutory rights as a consumer.

Please read and understand these warranty terms carefully before making a purchase. By purchasing a bicycle from TwitterBikes.us, you acknowledge that you have read, understood, and agreed to these terms and conditions.

If you have any questions or need further clarification regarding our warranty, please contact our online support through our website. We are here to assist you and ensure your satisfaction with our bicycles and services.

Note: It is always recommended to consult with a legal professional to ensure that the warranty terms comply with local laws and regulations in your jurisdiction.