ITEM NAME:Bike Chain Keeper Holder Dummy Sleeping Hub Transport Storing Tool Description: This professinal dummy hub chain holder allows you to remove the rear wheel off the bike easily for cleaning, transporting, lubing or storing Made of qualified nylon and stainless steel- high strength, lightweight and durable Used to keep the chain tension, away from the frame and from tangled Deeper slot keeps chain from dropping Works for quick release dropout and 12mm thru axle Specification: Size: 7x6.5CM / 2.76x2.56" Package Includes: 1 Piece Bicycle Chain Holder Note: Please allow slightly difference due to manual measurement. Color may be slightly different since different monitor. Thanks! SKU: ALU0035389554043267.This professinal dummy hub chain holder allows you to remove the rear wheel off the bike easily for cleaning, transporting, lubing or storing. 1 Piece Bicycle Chain Holder. Works for quick release dropout and 12mm thru axle.