Reactor 49mm Valkyrie E6B Slide Rule Bezel Chronograph Leather Strap Watch.

How to Use a Slide Rule Multiplication Division Squaring Square Roots

Reactor 49mm valkyrie e6b slide rule bezel chronograph leather strap watch check out the video below of a reactor neutron pulling in an adult bull shark without failing at the bracelet! The black and gold execution and leather strap give this advanced and rugged instrument of timekeeping a classic and bold look while not skimping on function.