2Pcs Quick Release Lever, Anti-Slip Universal Bike Quick Releottom Rods for Mountain BikeQuick detach is a special fastening part on a bicycle. The quick-release handle is the secret of quick-release. The shaft of the handle passes through the hole in the head of the quick-release lever and the handle can swing relative to the quick-release lever. The base of the handle forms a CAM that fits into the handle holder.Quick release on the bicycle plays the role of fixing key parts -- wheel and seat bar. If the fastener is not used correctly, it is impossible to reliably tighten the ground wheels and seat mounts, which can cause very serious accidents. We must take off the ground properly and follow some precautions to ensure safe use.SpecificationCondition: 100% Brand New Material: Aluminum Alloy Color: Black/Red/Blue/Yellow Front Length: 157mm / 6.18inch Back Length: 210mm / 8.27inch Weight: 117.3g Applicable Mode: Mountain BikePackage Contents 2 x Quick Release LeverNote: 1. Please understand there may be 1-2cm deviation exist.2. Due to the lighting and monitors, there are slight difference between the picture and the real item.Promise If the product has any quality problems, please feel free to contact us, we will help you solve the problem as quickly as possible.