Image Item No. Description By  47296  Technic, Axle and Pin Connector 2 x 5 with 2 Ball Joint Sockets, Open Sides Catalog: Parts: Technic, Connector 1  48723  Technic, Axle Connector Hub with 4 Bars and Pin Hole Catalog: Parts: Technic, Connector 1  48989  Technic, Pin Connector Perpendicular 3L with 4 Pins Catalog: Parts: Technic, Connector 25  48496  Technic, Pin Connector Toggle Joint Smooth Double with 2 Pins Catalog: Parts: Technic, Connector 2