microSHIFT
microSHIFT M21 Rear Derailleur - 6,7 Speed, Short Cage, Dropout Claw Hanger, Black
MPN: RD-M21SA · UPC: 4710495436371
$12.99
In Stock — Ships in 4-9 Days
📦 Ships from Warehouse — 4-9 Business Days
Select Option: microSHIFT M21 Rear Derailleur - 6,7 Speed, Short Cage, Dropout Claw Hanger, Black
🏪 Free pickup: 26 Essex St (Rear), Andover MA · 978-270-4895
🔒 Secure Checkout
💳 Visa · MC · Amex · Apple Pay
📦 Free Ship $3,500+
🚚 Local Delivery $20
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
| Largest Cog | 30 |
| Rear Der/Shifter Compatibility | Shimano Mountain |
| Rear Derailleur Mount Type | Dropout Claw Hanger |
| Drivetrain Speeds | 7 |
| Chain Wrap Capacity (teeth) | 39 |
| Cage Length | Short |
| Color | Black |
Cycling Apparel Size Guide
| Size | Chest | Waist |
|---|---|---|
| S | 34" – 36" | 28" – 30" |
| M | 37" – 39" | 31" – 33" |
| L | 40" – 42" | 34" – 36" |
| XL | 43" – 45" | 37" – 39" |
| XXL | 46" – 48" | 40" – 42" |
💡 Cycling apparel runs tighter than casual wear for aerodynamic fit. If between sizes, size up for comfort or down for race fit.
You Might Also Like
Related Products
In Stock
In Stock
Customer Reviews
Reviews
No reviews yet. Be the first!
Write a Review
☆☆☆☆☆
$12.99
In Stock — Ships in 4-9 Days