Check out this weapon video tutorial to see how to disassemble the Springfield 1911-A1 Operator handgun, with bull barrel and full-length guide rod. If you own the Springfield Armory 1911-A1 TRP Operator pistol, you should check this out.
Many 1911 owners are afraid of bull barrels and full-length guide rods because traditionalists howl that they are harder to disassemble. This disassembly and reassembly how-to video helps current owners understand their firearms and to assuage the fears of potential buyers. 1911's with bull barrels and full-length guide rods are great pistols and a joy to shoot because of the increased muzzle weight.