Specification
Name: Bicycle rear derailleur extension tail hook
Color: Black
Material: aluminum alloy
Size: 23.5*62mm/1*2.5inch
Screw size: 10.5*10mm/0.5*0.4inch
Single weight: 18g
Features:
This bicycle rear derailleur hanger is made of high-quality aluminum alloy and processed by CNC, which is strong, firm, durable and corrosion-resistant.
Used to lengthen the rear derailleur, suitable for mountain flywheel 0T / 42T / 46T / 50T road flywheel.
Make the flywheel speed change more smoothly.
You can simply replace and install the hanger to adjust the tension and change the speed more smoothly.
A great accessory for cyclists.
Packing list:
2 * Bicycle rear derailleur hanger
2 * Screw