- Fit for 423424 teeth threepiece type crankset, high compatibility bidirectional cable arm, support both up and down trace, Suitable for 6/7/8/9/10/11 or 18/21/24/27/30/33 speed mountain bikes
- Mount Type: Clamp On, 34.9 to 31.8 conversion clip ring, supports 31.8/34.9mm diameter tube, universal for most mountain bike
- Precision machining ensures smooth operation. The chain moves from one sprocket to another, almost without wear
- The derailleur is made of high-quality metal material, which is rust-proof, wear-resistant and durable. Forged aluminum construction lowers weight without sacrificing durability
- Suitable for BMX bikes, cruisers, electric bikes, folding bikes, hybrid, mountain bikes, etc.
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