ISO 9001 certified supplier of Tungsten Buffer Weights; H, H2, H3 Heavy Tungsten Buffers; Carbine, Rifle, Pistol Buffers; Tungsten Hunting Pellets 9#, 8#, 7#, 6#, 5#, 4#, 3#...with density of 18 g/cc and 15 g/cc AR-9mm Buffer 6.0--10oz; Rifle AR-10 Buffer 9.30oz , Rifle AR-15 buffer 5.40oz, and Rifle AR-10 buffer 5.60oz Buffer Kits Heavy Tungsten and Tungsten Carbide Bullet Cores Heavy Tungsten and Tungsten Carbide Penetrators Heavy Tungsten Cubes, Balls, Cylinders and Rings Tungsten Polymer and Cold Pressed Training Bullets Custom Machined Finished Tungsten Parts (less)