Image Item No. Description By  89678  Technic, Pin 1/2 with Friction Ridges Catalog: Parts: Technic, Pin 2  4274  Technic, Pin 1/2 without Friction Ridges Catalog: Parts: Technic, Pin 6  32002  Technic, Pin 3/4 Catalog: Parts: Technic, Pin 5  6558  Technic, Pin 3L with Friction Ridges Catalog: Parts: Technic, Pin 8  32054  Technic, Pin 3L with Friction Ridges and Stop Bush Catalog: Parts: Technic, Pin 1  32138  Technic, Pin Double with Axle Hole Catalog: Parts: Technic, Pin 1  6628a  Technic, Pin with Friction Ridges and Tow Ball with Round Pin Hole Catalog: Parts: Technic, Pin 1  4459  Technic, Pin with Long Friction Ridges Catalog: Parts: Technic, Pin 1  2780  Technic, Pin with Short Friction Ridges Catalog: Parts: Technic, Pin 14  3673  Technic, Pin without Friction Ridges Catalog: Parts: Technic, Pin 2