4PC-Bike-Wheel Spoke Protector Guard Bicycle Cassette Freewheel Protection Cover

4Pcs Bike Wheel Spoke Disc Guard Cassette Freewheel for Protection. Bike Wheel Spoke Disc Guard Cassette Freewheel for Protection. 4 Freewheel Protectors. This product is used to protect the steel wire in rear wheel flywheel.

eBay