The larger 'ball' and smaller 'towball' joints can be used to attach parts at any angle while also allowing them to rotate.
These parts are especially useful for building organic forms, since they can be posed in a wide range of positions.
I have heard from several LEGO Masters contestants that the smaller towball parts often ran out in the brick pit.
A larger ball and socket that is significantly stronger than a towball Joint.
A small ball and matching socket that allows you to position parts at any angle.
 | 1×2 Towball, End 22890 |
 | 1×2 Towball, Both Ends 3170 N |
 | 1×2 Towball & Socket, Ends 14419 |
 | 1×2 Towball, Side 14417 |
 | 1×4 Towball, Side 3184 |
 | 2×2 Towball, Side 15456 |
 | 2×4 Wedge w/ Towball 2508 |
 | 1×2 Socket, End 14418 |
 | 1×2 Socket, Side 14704 |
 | 1×4 Flat Socket, Side 98263 |
 | 2×2 Socket 63082 |
 | Bar 1L, Towball 22484 |
 | 12L Bar w/ Towball, Open Stud 6076 |
 | 1×2 Beam w/ Towball 5995 N |
 | Axle, Towball 2736 |
 | Pin, Towball 66906 |
 | 3L Towball, Bar w/ Pin 80477 |
 | Hook w/ Towball 30395 |
