Pay in installments of $10.75 with
,
and
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Aug 8 - Aug 13
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
GRX RX400 Braze-On Front DerailleurGRX FD RX400 Front Derailleur FEATURES: An ergonomic power curve and link (toggle) construction help to provide a natural stroke feeling when shifting An additional 2. 5mm is added to the chainline to provide more room for wider tires Compatible only with ST RX400, ST RS405, SL 4700, ST 4720, and ST 4725 shift levers Compatible with up to 42mm tires Link (toggle) construction allows for more cable routing options Integrated cable tension adjustment
GRX FD-RX400 Front Derailleur
FEATURES:
- An ergonomic power curve and link (toggle) construction help to provide a natural stroke feeling when shifting
- An additional 2.5mm is added to the chainline to provide more room for wider tires
- Compatible only with ST-RX400, ST-RS405, SL-4700, ST-4720, and ST-4725 shift levers
- Compatible with up to 42mm tires
- Link (toggle) construction allows for more cable routing options
- Integrated cable tension adjustment
SPECS:
- Double or Triple: Double
- Derailleur Capacity: 16
- Front Der/Shifter Compatibility: Shimano Road
- Front Derailleur Style: Topswing
- Max Ring (teeth): 46
- Front Derailleur Cable Pull: Bottom Pull
- Front Derailleur Clamp: Braze-on
- Drivetrain Speeds: 10
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.7 ★★★★★
Based on 24 reviews
Sort
Product Reviews
★★★★★ 5
long lasting!
Size: Medium, Color: Black/Assorted
literally my favorite sock i will buy forever. they just started busting through after 6 years and i wear them a lot
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 13, 2025
★★★★★ 5
Good quality
Size: Medium, Color: Black/Assorted
Comfy and sturdy
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 27, 2025
★★★★★ 5
Favorite socks
Size: Medium, Color: Black/Assorted
These are my go to socks! Love these. Great towards sweat and different weather temperatures. Mostly use for working out and love them. Will be getting more!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 9, 2024
★★★★★ 5
Great fit
Size: Medium, Color: White
Perfect fit and they don't slide off the back of your ankle.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 16, 2026
★★★★★ 5
Best socks!
Size: Medium, Color: Blue
I love these socks! They last for years and they fit so nicely on my feet. I love that I can wear the in tennis shoes or wool boots and they never move!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 21, 2025
recommand products
Forbidden Body Jewelry 16g 6mm-8mm Internally Threaded Tragus, Helix Earring and Labret Stud with Crystal Flower Top
12.99
SEA RAY ARCTIC WHITE ASH MP 2009-2025 Patch Paste Kits
57.00
Battery Tray 24 Series
21.19
Gasket Seal, Float Chamber Yamaha F115-F350
65.99
Forbidden Body Jewelry 16g 6mm Surgical Steel Curved Barbell for Daith, Eyebrow, Rook & Belly Button with Round CZ/Opalite Top
12.99