Same gun as Model PP, with different barrel lengths running from 5.75" to 7.75". Basically a target .22-caliber, with adjustable rear sights for elevation and windage. Front sight also adjustable. There is a barrel bushing at the muzzle that attaches front sight to the barrel. Grips are contoured checkered plastic and squared at the bottom of grips or in the shape of an inverted bird's-head.