1. Thanks to the HK Reference Library
  2. H&K Operator's Manual available on HK Germany website
  3. Match LEM Hybrid Trigger Installation
  4. H&K SL7 manuals
  5. Helpful info about the G36 family of rifles.
  6. Showcasing the MP5 family of Sub-Guns
  7. HK Mark 23 O-Rings
  8. How to detail strip a VP9
  9. Modification of the Magpul PRS-1 stock to fit a H&K Enhanced Buffer Tube
  10. 2017 HK FFL for Warranty/Repair
  11. How to detail strip a P30/P30S/P30L/P30LS
  12. Any SP89's (KB)???
  14. Mark 23 HKI/T v. HKI/C
  15. HK Handgun Triggers by Model: variants, descriptions and pull weight
  16. MP5SD front site swap....
  17. Heckler & Koch Burst Trigger Pack Assembly (Videos)
  18. VIDEO: Complete LEM Installation
  19. HK: 2000SK v USP 45C compare
  20. Parts required to convert a LEM pistol (Light or Heavy) to DA/SA
  21. armorers manual
  22. Replacing the shock buffer on a P9S
  23. HK USP ambidextrous safety install
  24. Is this Trunnion safe to build with??? PHOTO's Added!
  25. Can a P30S or P30LS be converted from V3 (DA/SA) to LEM?
  26. P7M8s Compared (Early and Late) With Photos
  27. G36 Mag Floorplate Replacement
  28. Individual LEM Part Numbers
  29. Match Trigger Kit Installation
  30. HK PDF Manuals
  31. How to convert a V3 (DA/SA) P30/P30S/P30L/P30LS to a V1 or V2 LEM
  32. How to convert a V3 (DA/SA) P2000SK to V1 or V2 LEM
  33. Spring Reference Chart for Different LEM Variants
  34. How Does the P7M8 Firing Pin Block (Drop Safety) Work?
  35. HK9x Sight Adjustment Using HK Adjustment Tool (video)
  36. Remove & Replace the Bolt Rollers ?
  37. so you broke your hensoldt
  38. HK P11 Patents
  39. Painting a barreled upper
  40. Here is the "Roll Your Own Clone" HK Build Article, exclusively for HKPRO
  41. How to: HK45 ambi selector install
  42. The HK Decades
  43. Charging handle,spring, and support installation.
  44. Barrel Trunnion Survey - Further Analysis
  45. The HK 3 Point Sling
  46. Patents for the G36 and the UMP
  47. P7 Cleaning Products
  48. MP5A3 stock diagram
  49. he finish
  50. Devcon plastic welder ii question
  51. US Army Evaluation of G3 Rifles - 1969 unclassified
  53. Understanding the SA modified HK Trigger Pack
  54. How many different Manufacturers have made G3 Mags? Is there a listing?
  55. Quick Guide to German "Beschuss"-Markings
  56. HK51 fixed stock will not swap with HK91 retractable stock... what now?
  57. TUTORIAL: 9mm USC/UMP Conversion
  58. Is this really a serial number of an Mp5? (More pics added)
  59. *DEFINITIVE* P30/P30L LEM Trigger Chart
  60. Ace hardware UMP magazine loader
  61. Taking apart the lower end of a P30?
  62. A comprehensive list of HK-related websites (work in progress)
  63. High Reliability M4 30rnd Mag operator manual
  64. Can anyone tell me how to dissassemble & reassemble a HK94 / MP5 retractable stock?
  65. Evolution of the MP5 9mm Bolt-Head
  66. Hk Pilot watch instructions
  67. How does bolt gap effect the way the gun functions?
  68. HK Literature part II
  69. HK Literature: Manuals, Parts Catalogues, Tech Sheets etc. Part I
  70. How are you supporting the receiver when pushing in the barrel pin (C93)?
  71. A Beginners/Buyers Guide to the HK USP Series of Handguns
  73. WTK C93 flash hider thread pattern
  74. HK P7 PSP M8 M10 M13 Serial Number List and associated manufacture/import years
  75. HK USP Disassembly and Reassembly step by step Youtube video
  76. HK USP Disassembly and Reassembly
  77. SL8 to G36 Conversion Reference and FAQ
  78. HK Patents
  79. HK Brochures
  80. HK Gun Manuals
  81. HK Parts Breakdowns
  82. Heckler & Koch weapon manuals
  83. How to lighten your carrier for a faster cycle rate?
  84. HK P9S .45 Manual
  85. Devcon Plastic Welder II
  86. WTK: Convert P30 v2 TO v4
  87. HK91 touch-up - Ejection Buffer
  88. SEF F/A pack conversion to semi auto
  89. SL8/G36 Bolt-head Tutorial
  90. recoil springs
  91. Firearms Manuals
  92. installing night sights on P7
  93. Retractable Butt Stock Take Down & Assembly
  94. Tutorial: HK SEF pack reassembly!
  95. How to convert a G36 lower with SL8 FCG
  96. Oxidation/corrosion in the barrel and flash hider
  97. Burst pack ejector lever swap video YOUTUBE
  98. HK's current Phone # ??
  99. Early vs. Late style P7 Drop Safety Parts
  100. DE code on HK guns
  101. HK Locking Piece Table
  102. Field Stripping & Bolt/Carrier Assembly Diagrams
  103. SL8/G36 Barrel Tool Specs
  104. Painting letters?
  105. And so it begins: 9mm USC to 16" UMP Conversion and links to ALL UMP Conversion Info!
  106. Hammer Spring Identification and Change (Non-Pinned Type)
  107. USP/C to LEM with safety instructions
  108. LEM installation instructions
  109. Burst Pack - Trigger Pack Removal Made Easy
  110. Bolt assembly and bolt gap instructions
  111. PBB how to bend an HK flat
  112. MueveloNYC's HK P2000/sk FAQ
  113. How to properly dye?
  114. Project: Break my P2000
  115. USP, USP Compact, P2000, P2000SK Mag-Spring Chart
  116. USP Detailed disassembly instructions
  117. P2000/SK/USPC LEM Trigger Job Part 1
  118. Taking some of the mystery out of SEF/SEMI sear ready packs...
  119. HK Handgun FAQ v.1