Plymouth Tube Company is a global specialty manufacturer of carbon alloy, nickel alloy and stainless precision steel tubing. Plymouth Engineered Shapes manufactures titanium, stainless, nickel alloy, carbon and alloy semi-finished extrusions and semi-finished shaped bar. Our material can be found in a variety of barrels, receivers, magazine locks, trigger mechanisms, tripods, magazine tubes, gas block tubes and other mechanisms. Visit us for your cost-saving solution! (less)