Roll chain 260-2S is being used.It's about 5.5cm of Ajaster, so you can adjust it.The length is the length from the edge of the hikiwa to the first command of the agastar, and the length of the shortest case. It is possible to pass through a pin class with a diameter of 0.6mm (0.6mm) between the frame and the frame.As it may be difficult to pass by the time of receipt or thing, please spread the chain's frame with an eye-catchment to use it. * The length of the chain can be between -5mm and the length of the chain. *It may be slightly different depending on the lot size, size, etc.Please be careful.