Image Item No. Description  49731  Technic, Pin 1/2 with Foil Connector Catalog: Parts: Technic, Pin  4274  Technic, Pin 1/2 without Friction Ridges Catalog: Parts: Technic, Pin  6558  Technic, Pin 3L with Friction Ridges Catalog: Parts: Technic, Pin  32054  Technic, Pin 3L with Friction Ridges and Stop Bush Catalog: Parts: Technic, Pin  32138  Technic, Pin Double with Axle Hole Catalog: Parts: Technic, Pin  15100  Technic, Pin with Friction Ridges and Pin Hole Catalog: Parts: Technic, Pin