Image Item No. Description  15100  Technic, Pin with Friction Ridges and Pin Hole Catalog: Parts: Technic, Pin  15100  Technic, Pin with Friction Ridges and Pin Hole Catalog: Parts: Technic, Pin  15100  Technic, Pin with Friction Ridges and Pin Hole Catalog: Parts: Technic, Pin  15100  Technic, Pin with Friction Ridges and Pin Hole Catalog: Parts: Technic, Pin  15100  Technic, Pin with Friction Ridges and Pin Hole Catalog: Parts: Technic, Pin  15100  Technic, Pin with Friction Ridges and Pin Hole Catalog: Parts: Technic, Pin