Image Item No. Description  3749  Technic, Axle 1L with Pin without Friction Ridges Catalog: Parts: Technic, Axle  3749  Technic, Axle 1L with Pin without Friction Ridges Catalog: Parts: Technic, Axle  3749  Technic, Axle 1L with Pin without Friction Ridges Catalog: Parts: Technic, Axle