Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 9 - Jul 14
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
GRX ST-RX820The GRX 820 Dual Control Lever delivers light and responsive shifting for mixed terrain riding. The ergonomic shifter design improves comfort and the textured, anti slip brake lever increases control on bumpy terrain. ST RX820 LA option for adjustable seat post Mechanical shift Hydraulic disc brake Mineral oil Consistent braking performance in all weather conditions Reach adjustment range (10. 9 mm) Clamp band diameter 23. 8 24. 2 mm Recommended brake
- The GRX 820 Dual Control Lever delivers light and responsive shifting for mixed-terrain riding. The ergonomic shifter design improves comfort and the textured, anti-slip brake lever increases control on bumpy terrain.
- ST-RX820-LA option for adjustable seat post
- Mechanical shift
- Hydraulic disc brake
- Mineral oil
- Consistent braking performance in all weather conditions
- Reach adjustment range (10.9 mm)
- Clamp band diameter – 23.8-24.2 mm
- Recommended brake caliper (not included): BR-RX820
- Recommended brake hose kit (not included): SM-BH90-JK-SSR
Attributes
| Brake Lever Comp. | Road hydraulic disc brakes |
| Primary Color | Black |
| Shifter Compatibility | Shimano 12 sp. |
| Shifter Material | Aluminum |
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
4.4 ★★★★★
Based on 2259 reviews
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Product Reviews
★★★★★ 5
Happy Customer
Size: Medium, Color: (001) Black / Black / White
Item was as describe, comfortable and stays in place thick but breathable ! I will order from this company again
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 15, 2026
★★★★★ 5
Love these socks
Size: Large, Color: (035) Steel / White / Black
Great quality socks
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 26, 2026
★★★★★ 4
Good quality
Size: Large, Color: (035) Steel / White / Black
These are a bit thicker then a compression sock and they come up higher on the ankle than a no-show sock normally does. They are very comfortable and soft.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 10, 2026
★★★★★ 5
Good quality socks
Size: X-Large, Color: (001) Black / Black / White
Great value and great product and comfort. Not thin and wears well not like thin socks in a size that fits
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 4, 2025
★★★★★ 5
Socks
Size: Medium, Color: (001) Black / Black / White
Great price, perfect fit.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 23, 2026
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