Shaft collar for 4mm shafts. Use these with the Makeblock 4mm D-shaped shafts as stoppers, positioning components or as bearing faces. These are incredibly useful for lots of applications.
You get a pack of 10 shaft collars with set screws
Makeblock Timing Belt 112MXL-140T(Pair)
Makeblock Shaft Connector 4mm (Pair)
Makeblock ø6 Pneumatic Tube - Blue (2m)
Makeblock Plastic Timing Pulley 18T (Pair)
Makeblock Plain Ball Bearing 4x8x3mm (10-Pack)