The Grinder was built with the hard working, hard hunting, hill busting hunter in mind. Solid built from the ground up, this sight was designed as a set it and forget, no frills, hunting sight. If you are looking for a compact, easy to adjust, fixed pin sight, capable of withstanding even the most rigorous of hunts,day in and day out, year after year, look no further. – New MRT Pin Guard – Available with or without Gang Micro Adjustments – Lightest fixed pin sight in our line up – Simple, Durable Gang Adjustments – Rugged Compact Design – Solid 6061 Aluminum Construction.