Mountain Bike Rear Derailleur for 21/24 Speed Bikes – 6/7/8-Speed Compatible Replacement with Oversized Pulleys and Rust-Resistant Metal Construction
Product details
| Management number | 247318826 | Release Date | 2026/08/16 | List Price | US$6.00 | Model Number | 247318826 | ||
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Specification:Condition: Brand NewMaterial: MetalColor: BlackPackage Weight: Approx.300g/10.6ozFitment: for 21/24 Speed Mountain BikesPackage List:1 * Rear Derailleur
- Smooth Shifting: Engineered with oversized pulleys and light-motion control, this rear derailleur delivers ultra-responsive, precise gear transitions across all 6–8 speed drivetrains—minimizing chain hesitation and maximizing pedaling efficiency on steep climbs or technical descents.
- Wide Compatibility: Fully compatible with 21-speed and 24-speed mountain bike systems (6/7/8-speed Shimano & SRAM-compatible drivetrains); fits standard hanger interfaces without modification—ideal for DIY upgrades or reliable replacements.
- Low-Friction Precision: Features fluorine-coated pivot bushings and a calibrated tension spring that reduce rotational resistance, ensuring quiet, consistent shifting performance even under heavy load or muddy trail conditions.
- Rust-Resistant Durability: Constructed with good quality metal, anti-rust, wear-resistant—resists corrosion from rain, sweat, and trail grime while maintaining structural integrity over thousands of miles of rugged off-road use.
- Tool-Free Installation: Designed for fast, intuitive setup—no special tools required. Includes clear mounting alignment guides and pre-tensioned spring geometry, enabling confident installation.
| ASIN | B0DRYXH249 |
|---|---|
| Color | Black |
| Brand Name | aqxreight |
| Unit Count | 1 Count |
| Item Weight | 300 g |
| Manufacturer | aqxreight |
| Model Number | aqxreightqrb9dgvuyg |
| Material Type | Metal |
| Item Type Name | Rear Derailleurs |
| Number of Items | 1 |
| Included Components | No |
| Warranty Description | Manufacturer warranty for 90 day |
| Manufacturer Part Number | aqxreightqrb9dgvuyg |
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