From the Manufacturer
The Incra Jig Ultra Woodworking System is loaded with great new features: quick action cam clamp locks jig in place with a single motion, built in micro-adjustability moves the jig smoothly to any position between the jigs 1/32-inch settings in ultra-precise 1/1,000th-inch steps and five sliding scale/templet channels. Linear tracking system offers ultra low friction guidance for silky smooth carriage movement between settings. Fully assembled. The system includes: Incra Jig Ultra 16-inch; Incra Jig Pro 28-inch. Fence System includes: 28-inch Incra Fence, patented Incra stop extension bar, Incra Jig Pro right angle fixture, Incra master templet library.
16 inch jig. Features accuracy of one or two thousandths of an inch, repeatability for duplicating cuts minutes or weeks later, micro adjustability: a simple turn of the vernier dial (calibrated in 1/1000th inch steps) fine tunes your position.