Original SAMSUNG stovetop temperature adjustment knob ! Made out of metal this is an OEM authentic SAMSUNG part. Replaces the knob on many models of Samsung and other Brand Ovens / Stovetops ! See photos of the back of the knob in the last photo it has the exact same sized mounting configuration as many different types of stoves. It is used to adjust the temperature of the burners located on t(e top of my glass top stove. You can easily replace it so if you are missing a knob or it somehow has broken off of your stove you can easily slip this knob onto the post and “wallah” your stove is repaired ! Item ships fast packaged safely and securely via USPS with a tracking number uploaded to eBay!