This product is the Renjzle Bicycle Chain Tool Master Link Pliers Chain Wear Detection Gauge Bicycle-Specific Pliers Chain Tool Bicycle Chain Maintenance Installation/Removal Tool Repair Tool Mountain Bike Chain. [Function] A tool used to remove cotterless cranks from the bottom bracket (BB). It disassembles the bicycle crankset and lengthens the top rod. Square and spline chainrings and cranks can be removed, making it simple, practical, and convenient. [Wide Range of Applications] Compatible with road bikes, sports bikes, children's bikes, mountain bikes, etc. The actual product photos start from the 8th image. There may be discrepancies between the top image and product description, so please check the actual photos before purchasing. If there are any discrepancies or differences from the product description, please comment. We will investigate the product details. If you have any concerns or are looking for a perfect product, please refrain from purchasing. Ships the same day. There may be signs of opening or use. Damage to the outer box or slight tearing of the plastic wrap is not considered an issue. This product is a discounted item, so there is a possibility of the box being crushed, the plastic wrap being torn, or fingerprints being present. We perform minimal inspections, but there is a possibility of overlooking signs of use or missing parts. Products priced at 1100 yen or more will receive a 100 yen discount with a follow + product purchase comment. The shipping method may be changed to the most economical option. Please be sure to read and agree to the profile before purchasing. We cannot respond to complaints after purchase, so please understand the above thoroughly before purchasing. Management Box Number 【80D55】