Brand NIKAVI Special Feature 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.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. Lock Type Combination Lock Item Dimensions LxWxH 10 x 2 x 7 Centimeters Material 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.