Feature:
l High quality material, practical and durable
l Replacement 20T flywheel for your bicycle, which can make the bicycle chain run smoothly and increase the speed
l Easy to use, replace the original one directly, perfect fit
Specification:
l Outer diameter: about 86mm
l Inner diameter: about 34mm (metric thread)
l Thickness: about 14.5mm
l Size: 12.7X3X20T
l Number of teeth: 20T
l Tooth thickness: about 3mm
l Weight: about 260g
l Application: for ordinary bicycle chain (1/2X1/8)
Package:
l 1x Flywheel
