Metal 8 Tooth Build: This replacement gear uses confirmed metal construction, a black finish, and a visible 8 tooth profile so buyers can identify the intended transmission part without unsupported added claims Listed Model Fit: Built as a replacement gear for 29K, 29K71, and 29K73 hand crank shoe repair machines, helping buyers confirm the listed models before replacing a worn transmission gear Maintenance Use Context: Intended for shoe repair machine upkeep and gear replacement tasks, this single gear fits repair counters, cobbler work areas, and spare part storage when a worn transmission gear needs replacement Size Guided Selection: Product information shows about 1.18cm / 0.46inch outer diameter, 0.55cm / 0.21inch inner bore, and 0.77cm / 0.30inch overall length to fit checks before ordering Single Piece Package: You receive 1 replacement gear for maintenance use; compare your machine model, tooth layout, and shown dimensions before purchase so the part your existing hand crank machine setup