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SKU: RRDR0387

MicroSHIFT M21 Rear Derailleur - 6/7-Speed Super Short Cage Dropout Claw, Durable Composite & Steel Construction, Compatible with Shimano Mountain & Road Systems, 21T Capacity, Lightweight, Reliable Performance for Versatile Bikes

Regular price $6.62
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Description
Specifications

Upgrade your bike's shifting performance with the microSHIFT M21 Rear Derailleur - the perfect choice for 6- and 7-speed Shimano road and mountain bike systems. Built with durability and precise gear changes in mind, the M21 derailleur features a super short cage design that ensures smooth, reliable performance across diverse riding styles and terrains.

Materials & Engineering Excellence

Constructed from a robust composite and steel blend, the microSHIFT M21 rear derailleur offers exceptional strength while remaining lightweight, ensuring optimal responsiveness and durability. Its rugged build withstands the rigors of daily commuting, mountain trails, or road adventures, delivering long-lasting performance season after season.

Advanced Components & Technology

Designed with a 21-tooth chain wrap capacity, the M21 derailleur efficiently handles wide-range cassettes up to 30 teeth, enabling smooth shifting across multiple gears. Compatibility with Shimano 6- and 7-speed systems makes it a versatile upgrade for various bike models. The dropout claw hanger mounting ensures easy installation and secure attachment on dropout dropout compatibility.

Style & Use Case

Sleek black finish enhances the overall aesthetic of your bike, while its compact short cage design offers quick, precise gear shifts ideal for city commuting, trail riding, or casual cycling. Whether upgrading an existing setup or customizing a new build, the M21 derailleur provides superior shifting performance at an affordable price point.

Innovative & Differentiating Features

With its simplistic yet rugged construction, the microSHIFT M21 rear derailleur stands out for its reliability and performance. It incorporates efficient gear retention and smooth operation, making it a dependable choice for riders seeking consistent shifting in various cycling environments.

Optimize Your Ride - Choose the microSHIFT M21 Rear Derailleur

Experience seamless shifting, enhanced durability, and versatile compatibility with this dependable derailleur - a must-have component for cyclists who demand quality and performance on every ride. Elevate your bike's drivetrain system today with the microSHIFT M21 Rear Derailleur, designed to keep you moving confidently across any terrain.

Keywords: microSHIFT M21 Rear Derailleur, 6-speed derailleur, 7-speed derailleur, Shimano compatible derailleur, mountain bike derailleur, road bike derailleur, short cage derailleur, bike upgrade components, durable cycling components, reliable gear shifting, bike drivetrain upgrade

  • Compatible with 6- and 7-speed Shimano road and mountain shifters, the microSHIFT M21 Rear Derailleur offers seamless gear transitions for both casual and performance cycling.
  • Constructed from durable composite and steel components, this derailleur ensures long-lasting reliability while maintaining a lightweight profile for optimal performance on your bike.
  • Featuring a 21-tooth chain wrap capacity and a compact super short cage design, the M21 provides precise shifting and increased clearance for wide-range cassettes up to 30 teeth, ideal for versatile off-road and urban riding.
  • Designed with a dropout claw hanger mounting system, this derailleur is compatible with a variety of bike frames, making it a versatile choice for upgrade or replacement on diverse bicycles.
  • Modern black finish and engineering optimized for smooth, efficient shifting performance, the microSHIFT M21 Rear Derailleur is perfect for upgrading your drivetrain and enhancing your cycling experience across different terrains.
Largest Cog30
Rear Der/Shifter CompatibilityShimano Mountain
Rear Derailleur Mount TypeDropout Claw Hanger
Drivetrain Speeds6
Drivetrain Speeds7
Chain Wrap Capacity (teeth)21
Cage LengthShort
ColorBlack
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365 Cycles puts the customer above everything. Our number one goal is your satisfaction. When you press the shift lever you want the gears to shift, and when you buy bicycle parts, you want the bicycle parts to arrive on time in new condition. With over 60,000 products and 22 warehouse locations throughout the country, we have the parts you need and they are coming in hot!

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Our team is waiting to help you 7 days a week and they are more qualified to help than I am but if you ever feel like you're not getting the service you need I’m personally asking you to email me at ben@365cycles.com with "CUSTOMER LOYALTY" in the title and I will personally handle your order.

Over the years we have served millions of satisfied customers and continue to serve many of them today. With your feedback, we are confident we can take this lifelong journey together and build a friendship that goes beyond parts and accessories.

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Ben Berman Founder & CEO of 365 Cycles


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