2 PCS / Pair Mountain Bike Conjoined Finger Dial 7/8/21/24 Speed Transmission
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- SKU:
- TBD0770002
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Description
1. Weight: about 362 grams
2. Material: aluminum alloy body, resin cover
3. Use: bicycle speed regulating handlebar
4. Specifications: 21-speed conjoined finger dial, left-hand 3 speed, right-hand 7 speed
5. Features: gear perspective window, fine adjustment screw on left hand, fine production, easy installation, durable
6. Applicable: suitable for installation of wire-disc and oil-disc transmissions