A - Fits 22-25 Small Autos
  B - Fits 2" Snub Revolvers
  C - Fits Revolvers with 3" Barrels
  D - Fits Revolvers with 4" barrels
  E - Fits Standard 380's
  F - Fits Compact 9mm such as FireStar
  G - Fits Colt & Springfield 1911 Large Frame Auto
  H - Fits Glock 19, 23, and Baby Glocks
  I - Fits Full Size Glocks, Rugers, S&W, Sigs Autos with 4" Barrels
  J - Wide - Fits Revolvers with 6" Barrels and Full Lugs
  J - Fits Revolvers with 6" Barrels and Half Lugs
  L - Fits Full Size Autos with under Barrel Laser sites & Flashlights
  M - Fits Beretta and Taurus 92s
  N - Fits Sigma 380's, Kel-Tecs, Kahr 9mm
  O - Fits Large Frame Autos - FN Five Seven, SigArms Trailside, Browning Buckmark
  P - Fits Full Size H&K (Hipoint 40, Hipoint 45, HK-USP)
  Q - Fits Glock 19, 23, and Baby Glocks WITH RAILS
  R - Fits Full Size Glocks, Rugers, S&W, Sigs Autos (4" BBLs) WITH RAILS
  S - Fits Beretta and Taurus 92s WITH RAILS