Brand NIKAVI Special Feature Waterproof Lock Type Combination Lock Item Dimensions LxWxH 9 x 8 x 7 Centimeters Material Alloy Steel About this item Outdoor bike cable lock with combination is best used as a bicycle lock and to secure other outdoor equipment Cable bike lock features a preset, four-digit combination lock; Provides a basic security level that is best used as a theft deterent Bike lock is made with braided steel for flexibility, and includes a protective vinyl coating that helps prevent scratching Please scroll down to view detail page for size , specs, and other details. Dust-proof cover: There is a waterproof and dust-proof cover at the lock cylinder, which can prevent sand, rain, etc. from entering the lock core to damage the internal parts, prolonging the service life.