Arkansas Sharpeners Superstick Ceramic Rod. This Knife Sharpener from the good folks at Arkansas Sharpeners measures 16in overall length with a 1in diameter. Don't you dare own a knife without the Arkansas Sharpeners Superstick Ceramic Rod. Specifications for Arkansas Sharpeners Superstick Ceramic Knife Sharpener Rod: Manufacturer: Arkansas Sharpeners Handle Material: Wood Overall Length: 16 in Features of Arkansas Sharpeners Superstick Ceramic Rod Knife Sharpener: Soft Arkansas Stone Measures 9 3/4in x 1in diameter ceramic rod overall length 16in. Hand packaged Package Contents: Arkansas Sharpeners Superstick Ceramic Rod Arkansas Sharpeners AC4: Superstick Ceramic Rod