Image Item No. Description  32015  Technic, Axle and Pin Connector Angled #5 - 112.5 degrees Catalog: Parts: Technic, Connector  53586  Technic, Axle and Pin Connector Perpendicular with Extension Catalog: Parts: Technic, Connector  62462  Technic, Pin Connector Round 2L with Slot (Pin Joiner Round) Catalog: Parts: Technic, Connector  87745  Technic, Pin Connector Round Curved with Fin and Hole Catalog: Parts: Technic, Connector