High-quality, mil-spec parts from a respected name in precision firearms. Replace worn or damaged parts to return a service rifle to factory specs or use in building a precision custom rifle that meets your exact requirements. Complete, prepackaged kits include all the parts you need for specific subassemblies. Saves time and money—no need to hunt down each item individually. Includes A1 sight post, sight detent, detent spring, sling swivel, swivel rivet, and gas tube roll pin.