MTB Bicycle Single Speed Cassette Cog Derailleur Chain Tensioner Speed Bike Sprocket Freewheel Gear
Made of high quality materials, durable and practical.
Hollow, lead chain slot + mud hole design, light weight, easy to clean.
Installation method: the same dialing, installed in the screw hole of the frame hook claw.
Applicable: For single speed vehicles, solve the problem of chain tension.
Spring loaded design accommodates a wide range of cog sizes.
Material: aluminum alloy.
Size: 12 * 9 * 6cm.
Color: show as pictures.
There might be a bit color distortions due to different computer resolutions.
There might be size errors due to different computer resolutions.
1 * bike chain derailleur.
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