Nagano Skate Silver Jig 2.1 Speed Skate Sharpening Frame (Without Top Locators)
It is is a very precisely designed frame made of high density aluminum. Its unique locking mechanism minimizes stress on the blades and ensures that the blades always remain at a 90-degree angle. The Silver 2.1 version is compatible with all types of speed skating blades.
Top locators can be ordered as an extra accessory.