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  1. Brand
    Heckler & Koch Magazines
  2. Color
    Black
Brand
  1. Accu-Tac 2 items
  2. Adaptive Tactical 9 items
  3. Advantage Arms 24 items
  4. Aero Precision 59 items
  5. Aim Sports Inc 41 items
  6. Aimpoint 2 items
  7. ALG Defense 4 items
  8. Allen 20 items
  9. Amend2 3 items
  10. American Defense Manufacturing 3 items
  11. American Tactical Imports 2 items
  12. Ameriglo 10 items
  13. Angstadt Arms 9 items
  14. Apex Tactical 26 items
  15. Archon Firearms 1 item
  16. Arisaka Defense 10 items
  17. Armaspec 43 items
  18. Arsenal 2 items
  19. Athlon Optics 9 items
  20. ATI Outdoors 47 items
  21. B&T (Brügger_&_Thomet) 2 items
  22. B&T Industries 37 items
  23. B5 Systems 29 items
  24. Backup Tactical 18 items
  25. Ballistic Advantage 52 items
  26. Ballistic Engineering 2 items
  27. Bastion Gear 9 items
  28. Battle Arms Development 50 items
  29. Beretta 4 items
  30. Bergara 2 items
  31. Black Rain Ordnance 3 items
  32. BlackHawk 25 items
  33. Blue Force Gear 16 items
  34. Blue Line Solutions 1 item
  35. BOG 5 items
  36. Bootleg Inc 7 items
  37. Bravo Company USA 56 items
  38. Bulgarian Magazines 1 item
  39. Bulldog Cases & Vaults 10 items
  40. Burris Optics 6 items
  41. Bushnell 4 items
  42. Butler Creek 7 items
  43. C&H Precision Weapons Systems 5 items
  44. Caldwell Shooting 14 items
  45. Canik 4 items
  46. Carlson's Choke Tubes 85 items
  47. Century Arms 4 items
  48. Chiappa 3 items
  49. Christensen Arms 2 items
  50. CMC Triggers 23 items
  51. CMMG 75 items
  52. Cole-TAC 2 items
  53. Colt 1 item
  54. Combat Application Technologies 3 items
  55. Crimson Trace 16 items
  56. Daniel Defense 20 items
  57. Dead Air Silencers 84 items
  58. Derya Arms 1 item
  59. Diamondback 4 items
  60. Die Free Co 2 items
  61. DMA Inc. 117 items
  62. DNZ Products 3 items
  63. Double Black 4 items
  64. Doublestar Corp. 12 items
  65. Ed Brown Products 3 items
  66. Edgar Sherman Designs 9 items
  67. Elftmann Tactical 10 items
  68. Energetic Armament 3 items
  69. EOTech 1 item
  70. Ergo Grips 19 items
  71. Evolution Outdoor 2 items
  72. FAB Defense 41 items
  73. FailZero 3 items
  74. Faxon Firearms 57 items
  75. Fdez Werx 1 item
  76. FightLite 1 item
  77. FIME Group 2 items
  78. Firefield 5 items
  79. FK BRNO 1 item
  80. Flux Defense 29 items
  81. FNH Magazines 16 items
  82. Fortis Manufacturing 39 items
  83. Galco Holsters 1 item
  84. GBRS Group 1 item
  85. Geissele Automatics 35 items
  86. Gemtech 7 items
  87. German Sport Guns (GSG) Magazines 2 items
  88. GG&G 66 items
  89. Ghost Inc 14 items
  90. Global Ordnance 3 items
  91. Glock Magazines 3 items
  92. GPS Outdoors 2 items
  93. Grand Power 9 items
  94. Grey Ghost Gear 1 item
  95. Grey Ghost Precision 20 items
  96. Griffin Armament 17 items
  97. Grip Pod Systems 5 items
  98. GrovTec 75 items
  99. Harris Engineering 9 items
  100. Hawkins Precision 30 items
  101. Heckler & Koch Magazines 35 items
  102. Henry 1 item
  103. Hexmag 1 item
  104. HI Viz Shooting Systems 2 items
  105. Hiperfire 18 items
  106. Hogue 111 items
  107. Holosun 25 items
  108. HuxWrx 24 items
  109. Icarus Precision 6 items
  110. KAK Industry 26 items
  111. Kalashnikov USA 2 items
  112. Kaw Valley Precision 70 items
  113. KCI Magazines 1 item
  114. Kel-Tec 1 item
  115. KICK-EEZ 16 items
  116. Kimber 18 items
  117. Kinetic Development Group 7 items
  118. KNS Precision 77 items
  119. KRISS USA 9 items
  120. L.A.G. Tactical, Inc. 1 item
  121. Lancer Systems 2 items
  122. Lantac USA 27 items
  123. LaRue Tactical 15 items
  124. LaserMax 3 items
  125. LBE Unlimited 62 items
  126. Leapers, Inc. 49 items
  127. Liberty Precision Machine 5 items
  128. Limbsaver 17 items
  129. Lone Wolf Arms 152 items
  130. Luth-AR 31 items
  131. LWRCI 5 items
  132. Magpul 183 items
  133. Mantis X 1 item
  134. MAUSER 3 items
  135. MDT 47 items
  136. Meprolight 5 items
  137. Mesa Tactical 48 items
  138. Method Dynamics 10 items
  139. Midwest Industries 128 items
  140. Mission First Tactical 15 items
  141. MultiTasker 1 item
  142. NcSTAR 18 items
  143. Night Fision 2 items
  144. Nordic Components 27 items
  145. Noveske 32 items
  146. Odin Works 67 items
  147. Otis Technology 1 item
  148. Pachmayr 27 items
  149. Panzer Arms 5 items
  150. Patriot Ordnance Factory 8 items
  151. Pearce Grip 13 items
  152. Phase 5 Weapon Systems 15 items
  153. Primary Weapons Systems 33 items
  154. Primos 3 items
  155. ProMag Magazines 82 items
  156. PROOF Research 1 item
  157. PTR Industries 2 items
  158. Q 3 items
  159. Radian Weapons 33 items
  160. Raven Concealment Systems 1 item
  161. Recover Tactical 10 items
  162. Reptilia 14 items
  163. RISE Armament 23 items
  164. Riton Optics 4 items
  165. Rival Arms 19 items
  166. Rosco Manufacturing 6 items
  167. RS Regulate 20 items
  168. Ruger Magazines 1 item
  169. Samson Manufacturing Corp 37 items
  170. San Tan Tactical 16 items
  171. Savage Arms 3 items
  172. SB Tactical 32 items
  173. Scalarworks 5 items
  174. SDS Imports 1 item
  175. Seekins Precision 27 items
  176. Shadow Systems 3 items
  177. Sharps Bros. 19 items
  178. Shield Arms 7 items
  179. Shield Sights 13 items
  180. Sig Sauer Magazines 67 items
  181. Sightmark 1 item
  182. SilencerCo 56 items
  183. Smith & Wesson Magazines 3 items
  184. Sons of Liberty Gun Works 12 items
  185. Spartan Precision Equipment 32 items
  186. Spike's Tactical 29 items
  187. Springfield Armory Magazines 4 items
  188. Steiner 2 items
  189. Steyr Arms 2 items
  190. Sticky Holsters 4 items
  191. Strike Industries 59 items
  192. Surefire 12 items
  193. Sylvan Arms 13 items
  194. TacFire Inc. 204 items
  195. TacStar 18 items
  196. Talley Manufacturing 3 items
  197. Talon Grips 28 items
  198. TangoDown Inc. 22 items
  199. Tasco 1 item
  200. Timber Creek Outdoors 24 items
  201. Timney Triggers USA 93 items
  202. TriggerTech 40 items
  203. Trijicon 12 items
  204. Troy Industries 36 items
  205. True Precision 14 items
  206. TRUGLO 10 items
  207. Tyrant Designs 50 items
  208. Ultradyne USA 25 items
  209. Unity Tactical 1 item
  210. US PALM 1 item
  211. Viridian Weapon Technology 19 items
  212. VLTOR Weapon Systems 3 items
  213. Volquartsen 18 items
  214. Vortex 17 items
  215. Walther 11 items
  216. Warne Scope Rings 12 items
  217. Watchtower - F-1 7 items
  218. Wilson Combat 1 item
  219. WMD Guns 1 item
  220. XS Sight Systems 9 items
  221. XTech Tactical 2 items
  222. Yankee Hill Machine Co 82 items
  223. Zaffiri Precision 4 items
Color
  1. Black 35 items
Thread Pattern
  1. 13.5x1LH 3 items
  2. 14.5x1 LH 2 items
  3. 16x1 LH 4 items
Platform
  1. AR-10 1 item
  2. AR-15 1 item
  3. Heckler & Koch 30 items
Caliber
  1. 40 S&W 3 items
  2. 45 Auto (ACP) 6 items
  3. 9mm Luger 4 items
Attachment Type
  1. Picatinny 1 item
Sight Style
  1. Tritium Night Sight 5 items
Barrel Length
  1. 4.45" 2 items
  2. 4.46" 1 item
  3. 4.57" 1 item
  4. 4.7" 1 item
  5. 4.9" 1 item
  6. 5" 1 item
  7. 5.09" 1 item
  8. 5.2" 1 item
Material
  1. Aluminum 1 item
  2. Polymer 3 items
  3. Steel 4 items
  4. Steel / Polymer 1 item
Thread Pitch
  1. M13.5x1 LH 1 item
  2. M14.5x1 LH 1 item
  3. M16x1 LH 1 item
  4. M16x1 RH 1 item
Inventory
  1. In Stock 23 items
  2. Out of Stock 12 items
Customer Rating
  1. 5
    2 items

Gun Parts

Whether you’re looking for a quality trigger upgrade for your Glock® pistol or AR-style carbine, an ergonomic pistol grip for your sporting rifle, drop-in magwell upgrade, or an ergonomic pistol brace, we at GunMag Warehouse offer a wide selection of gun parts and upgrades from top-selling brands like SB Tactical®, Magpul®, Tyrant Designs®, Sig Sauer®, and more. Shop our full collection of gun parts today!

  9. HK SP5K / MP5K Folding Stock
    HK SP5K / MP5K Folding Stock
    $438.99 $336.99 Save $102.00
  25. HK Match Trigger Kit for Full Size USP9, USP40, USP45
    HK Match Trigger Kit for Full Size USP9, USP40, USP45
    Out of stock
    $153.99 $127.99 Save $26.00
  26. HK SP5, MP5, MP5SD Fixed Stock
    HK SP5, MP5, MP5SD Fixed Stock
    Out of stock
    $183.99 $152.99 Save $31.00
  27. HK Drop-In Threaded Barrel for P30L Pistols - 13.5x1 LH
    HK Drop-In Threaded Barrel for P30L Pistols - 13.5x1 LH
    Out of stock
    $303.99 $249.99 Save $54.00
  28. HK AR-15, MR556, HK416 Carbine Stock
    HK AR-15, MR556, HK416 Carbine Stock
    Out of stock
    (1)
    $94.99 $75.99 Save $19.00
  30. HK Drop-In Threaded Barrel for VP40 Pistols - 14.5x1 LH
    HK Drop-In Threaded Barrel for VP40 Pistols - 14.5x1 LH
    Out of stock
    $303.99 $249.99 Save $54.00
  31. HK Threaded Barrel for USP45 Compact Tactical - 16x1 LH
    HK Threaded Barrel for USP45 Compact Tactical - 16x1 LH
    Out of stock
    $303.99 $254.99 Save $49.00
  32. HK Threaded Barrel for HK45 Compact
    HK Threaded Barrel for HK45 Compact
    Out of stock
    $205.99 $179.99 Save $26.00
  35. HK Threaded Barrel for HK45 / HK45 Tactical
    HK Threaded Barrel for HK45 / HK45 Tactical
    Out of stock
    $300.99 $264.99 Save $36.00
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