The second release in the Redline series, the Grind Monster was the followup to the Grind Machine. A different shape and slightly smaller, at 2 1/8" diameter. Again composite construction, with aluminum body, plastic lens caps, printed logo insert, and YoYoFactory response stickers.
Pictured here is the Black Grind Monster. Total run of 300 pieces, with aluminum being the most common color. Also shown, the package view.
