狙击枪上膛射击

bolt-action sniper rifle: massive gunshot first, loud bang, deep punch, sharp crack, outdoor valley echo, long tail, reverb; then full bolt cycle: bolt handle up, pull back, metallic friction, brass casing eject, push forward, lock down, clear clack. close mic, dry, game sound effect, no music, no voice, no pistol, no semi-auto, no slide, no automatic, total duration 3 seconds.