SIG SG 542 — 7.62mm NATO battle rifle variant of the SG 540 family. Same rotating-bolt gas system; wood or folding stock. Used by Bolivia, Djibouti, and Lebanon. Full-power NATO cartridge in a Swiss-quality gas-operated platform. Type: Rifle Action: Gas-Operated Caliber: 7.62x51mm NATO Capacity: 10 Year introduced: 1978, Switzerland Weight: 112 oz Overall length: 39.5" Status: Discontinued Military use: Yes Intended use: military