Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 11 - Jul 16
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
microSHIFT M21 Rear Derailleur - 6,7 Speed, Super Short Cage, BlackM21 rear derailleurs are designed to work with 6 and 7 speed Shimano road and mountain shifters. Enjoy the wide variety of bikes you can get going again with M21 rear derailleurs. Robust composite and steel construction Compatible with Shimano 6 and 7 speed mountain and road systems Product Specifics Rear Derailleur Mount Type: 10x1 Standard Rear Der Shifter Compatibility: Shimano Mountain Rear Der Shifter Compatibility: Shimano Road Cage Length:
M21 rear derailleurs are designed to work with 6- and 7-speed Shimano road and mountain shifters. Enjoy the wide variety of bikes you can get going again with M21 rear derailleurs.- Robust composite and steel construction
- Compatible with Shimano 6- and 7-speed mountain and road systems
Product Specifics
- Rear Derailleur Mount Type: 10x1 Standard
- Rear Der/Shifter Compatibility: Shimano Mountain
- Rear Der/Shifter Compatibility: Shimano Road
- Cage Length: Short
- Drivetrain Speeds: 6
- Drivetrain Speeds: 7
- Weight: 241
- Color: Black
- Chain Wrap Capacity (teeth): 21
- Largest Cog: 32
Today's Stock Status
10+ Available to ship in 2-4 Business Days
UPC: Not available
EAN: 4710495436388
Manufacturer Part Number: RD-M21SS
RD0222
167898-Q0-L
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 2207 reviews
Sort
Product Reviews
★★★★★ 5
Good for office printer.
Size: High Capacity, Style: Ink
What can I say, it is printer ink.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 21, 2026
★★★★★ 5
Replacement cartridge
Size: High Capacity, Style: Ink
Good price for replacement cartridges
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 3, 2026
★★★★★ 5
Epson 822 DURABrite works great.
Size: High Capacity, Style: Ink
Epson 822 DURABrite works great. It will last a long time. Do not list to your printer. Just keep printing even if it says that the ink is running low. I must get 500 more sheets after it says the ink is low. Price is great.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 18, 2025
★★★★★ 5
Bien
Size: High Capacity, Style: Ink
Buen producto
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 7, 2026
★★★★★ 5
Epson ink
Size: High Capacity, Style: Ink
Original manufacturer’s ink for my printer. It lasts for quite a while.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 4, 2026