40pcs 6mm Knurled Thread Dia Roatory Potentiometer Knob 4 Color<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Product Name : Potentiometer Knob;Material : Plastic</li><li>Color : Black， Red， Yellow，Green， Blue;Fit Insert Shaft Dia : 6mm/0.24"Knurled Shaft</li><li>Overall Size : 15 x 17mm/0.59" x 0.67"(D*H)</li><li>Weight : 50g</li><li>Package Included : 40 x Potentiometer Knobs</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41n7wmgtg1L.jpg" noproxy>