These are parallels and risers for use with OK-Vise RM Multi-Rail. They come in a range of sizes and either mount to the rail with a t-nut or attach to the clamps and stops using magnets. Serrated risers are also available.
One piece 30˚ slant bed with large swing diameter 10” power chuck / 3500 rpm Z-axis travel 750mm High thrust force by small pitch ballscrew High rapid feed 24m/min (Z-axis) Shortened belt driven spindle Digital tailstock