Image Item No. Description By  32474  Technic Ball Joint Catalog: Parts: Technic 1  1938  Technic Ball Joint Swashplate with 4 Grooves and Square Hole Catalog: Parts: Technic 1  53585  Technic Ball Joint with Through Axle Hole Catalog: Parts: Technic 2  3713  Technic Bush Catalog: Parts: Technic 7  4265c  Technic Bush 1/2 Smooth Catalog: Parts: Technic 39  2850  Technic Engine Cylinder (Undetermined Type) Catalog: Parts: Technic 2  2850b  Technic Engine Cylinder with Bottom Slots Catalog: Parts: Technic 1  32072  Technic Knob Cog / Gear / Wheel with Axle Hole (+ Orientation) Catalog: Parts: Technic 2  99012  Technic Rotor Blade Small with Axle and Pin Connector End Catalog: Parts: Technic 1  2743  Technic Slope 4 x 1 x 1 2/3 Catalog: Parts: Technic 2  2744  Technic Slope 6 x 1 x 1 2/3 Catalog: Parts: Technic 8  32090  Technic Tread Frame 5-point Catalog: Parts: Technic 1