ITEM NAME:3Pcs/set 6mm D Shaft 18 Position 360 Degree Rotary Encoder w Push ButtonB Bj.These are continuous rotary encoder switch with a built in push button switch (push to operate). Base Size(Pin not Included) : 14 x 12 x 6mm. Shaft Length : 20mm/ 0.8";. Features : D Shaft;. They can be used for data entry.
