Glock 21 SF Wolf Threaded Barrel Upgrade

A demonstration on installing a Lone Wolf Distributors threaded barrel upgrade on to a Glock 21 SF.

Glock 21 SF Specs:

  • Caliber: .45 Auto
  • Length: 204 mm / 8.03 in
  • Width: 32.5 mm / 1.27 in
  • Length Between Sights: 172 mm / 6.77 in
  • Height: 139 mm / 5.47 in
  • Barrel Height: 32 mm / 1.26 in
  • Barrel Length: 117 mm / 4.60 in
  • Weight Unloaded: 745 g / 26.28 oz
  • Weight Loaded: 1085 g / 38.30 oz
  • Trigger Pull: ~2.5 kg / ~5.5 lbs
  • Trigger Travel: 12.5 mm / 0.49 in
  • Barrel Rifling: right hand, hexagonal
  • Length of Twist: 400 mm / 15.74 in
  • Magazine Capacity: Standard 13

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