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    PROOF Research
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  1. 1791 Gunleather 3 items
  2. Accu-Tac 9 items
  3. Adaptive Tactical 5 items
  4. Advantage Arms 21 items
  5. Aero Precision 4 items
  6. Aim Sports Inc 41 items
  7. Aimpoint 2 items
  8. ALG Defense 4 items
  9. Allen 23 items
  10. Ambient Arms 1 item
  11. Amend2 2 items
  12. American Defense Manufacturing 2 items
  13. American Tactical Imports 2 items
  14. Ameriglo 43 items
  15. Anderson Manufacturing 1 item
  16. Angstadt Arms 4 items
  17. Apex Tactical 13 items
  18. Arisaka Defense 9 items
  19. Armageddon Gear 2 items
  20. Armaspec 39 items
  21. Arsenal 3 items
  22. Athlon Optics 7 items
  23. ATI Outdoors 30 items
  24. B&T Industries 37 items
  25. B5 Systems 28 items
  26. Backup Tactical 7 items
  27. Ballistic Advantage 35 items
  28. Ballistic Engineering 3 items
  29. Barrett 1 item
  30. Battle Arms Development 39 items
  31. Beretta 3 items
  32. Bergara 2 items
  33. Bilson Arms 1 item
  34. Black Rain Ordnance 3 items
  35. BlackHawk 12 items
  36. Blind Squirrel Enterprises 2 items
  37. Blue Force Gear 14 items
  38. Blue Line Solutions 1 item
  39. BOG 3 items
  40. Bootleg Inc 6 items
  41. Bravo Company USA 28 items
  42. Bulldog Cases & Vaults 7 items
  43. Burris Optics 6 items
  44. Bushnell 6 items
  45. Butler Creek 5 items
  46. C&H Precision Weapons Systems 9 items
  47. Caldwell Shooting 14 items
  48. Carlson's Choke Tubes 86 items
  49. Century Arms 3 items
  50. Chiappa 5 items
  51. CMC Triggers 16 items
  52. CMMG 97 items
  53. Colt 3 items
  54. Crimson Trace 13 items
  55. Cross Armory 1 item
  56. Daniel Defense 10 items
  57. Dead Air Silencers 97 items
  58. Derya Arms 1 item
  59. Diamondback 3 items
  60. Die Free Co 4 items
  61. DMA Inc. 181 items
  62. DNZ Products 3 items
  63. Double Black 1 item
  64. Doublestar Corp. 3 items
  65. DPMS 2 items
  66. Ed Brown Products 6 items
  67. Edgar Sherman Designs 7 items
  68. Energetic Armament 3 items
  69. EOTech 1 item
  70. Ergo Grips 8 items
  71. Evolution Outdoor 2 items
  72. FAB Defense 35 items
  73. FailZero 6 items
  74. Faxon Firearms 50 items
  75. Fdez Werx 1 item
  76. FightLite 1 item
  77. FIME Group 1 item
  78. Firefield 4 items
  79. Five Stone Tactical 8 items
  80. Flux Defense 21 items
  81. FNH Magazines 6 items
  82. Fortis Manufacturing 21 items
  83. Franklin Armory 3 items
  84. Galco Holsters 1 item
  85. GBRS Group 1 item
  86. Geissele Automatics 20 items
  87. Gemtech 3 items
  88. German Sport Guns (GSG) Magazines 2 items
  89. GG&G 35 items
  90. Ghost Inc 36 items
  91. Global Ordnance 2 items
  92. Glock Magazines 62 items
  93. GPS Outdoors 2 items
  94. Grand Power 7 items
  95. Grey Ghost Gear 2 items
  96. Grey Ghost Precision 4 items
  97. Griffin Armament 7 items
  98. GrovTec 55 items
  99. Harris Engineering 7 items
  100. Hawkins Precision 32 items
  101. Heckler & Koch Magazines 21 items
  102. Henry 1 item
  103. Heritage Manufacturing 1 item
  104. Hexmag 1 item
  105. HI Viz Shooting Systems 77 items
  106. Hi-Point Firearms 8 items
  107. Hiperfire 12 items
  108. Hogue 71 items
  109. Holosun 24 items
  110. Howa 1 item
  111. HuxWrx 10 items
  112. Icarus Precision 16 items
  113. KAK Industry 16 items
  114. Kaw Valley Precision 62 items
  115. KCI Magazines 2 items
  116. Kel-Tec 2 items
  117. KICK-EEZ 4 items
  118. Kimber 124 items
  119. Kinetic Development Group 6 items
  120. KNS Precision 46 items
  121. KRISS USA 6 items
  122. KynSHOT 19 items
  123. L.A.G. Tactical, Inc. 1 item
  124. Lancer Systems 6 items
  125. Lantac USA 26 items
  126. LaRue Tactical 7 items
  127. LBE Unlimited 63 items
  128. Lead Star Arms 1 item
  129. Leapers, Inc. 43 items
  130. Limbsaver 8 items
  131. LOC OutdoorZ 1 item
  132. Lone Wolf Arms 8 items
  133. Luth-AR 34 items
  134. LWRCI 1 item
  135. Magpul 188 items
  136. MAUSER 5 items
  137. MDT 43 items
  138. Meprolight 31 items
  139. Mesa Tactical 35 items
  140. Midwest Industries 61 items
  141. Mission First Tactical 8 items
  142. NcSTAR 14 items
  143. Night Fision 44 items
  144. Nordic Components 11 items
  145. Noveske 4 items
  146. Odin Works 33 items
  147. Olight 1 item
  148. Osight 6 items
  149. Pachmayr 12 items
  150. Panzer Arms 5 items
  151. Patriot Ordnance Factory 14 items
  152. Pearce Grip 13 items
  153. Phase 5 Weapon Systems 13 items
  154. Primary Weapons Systems 26 items
  155. ProMag Magazines 67 items
  156. PROOF Research 56 items
  157. PTR Industries 8 items
  158. Q 13 items
  159. Radian Weapons 39 items
  160. Raven Concealment Systems 1 item
  161. Recover Tactical 7 items
  162. Reptilia 11 items
  163. RISE Armament 30 items
  164. Riton Optics 2 items
  165. Rival Arms 20 items
  166. Rock River Arms 2 items
  167. RONI Corporation 19 items
  168. Rosco Manufacturing 6 items
  169. Rost Martin 2 items
  170. RS Regulate 16 items
  171. Ruger Magazines 2 items
  172. Samson Manufacturing Corp 14 items
  173. San Tan Tactical 9 items
  174. Savage Arms 3 items
  175. SB Tactical 15 items
  176. Sct Manufacturing 3 items
  177. SDS Imports 1 item
  178. Seekins Precision 11 items
  179. Shadow Systems 2 items
  180. Sharps Bros. 9 items
  181. Shield Arms 7 items
  182. Shield Sights 15 items
  183. Sig Sauer Magazines 44 items
  184. Sightmark 1 item
  185. SilencerCo 37 items
  186. Smith & Wesson Magazines 9 items
  187. Sons of Liberty Gun Works 3 items
  188. Spartan Precision Equipment 42 items
  189. Spike's Tactical 20 items
  190. Springfield Armory Magazines 4 items
  191. Steiner 3 items
  192. Steyr Arms 1 item
  193. Sticky Holsters 3 items
  194. Strike Industries 63 items
  195. Surefire 10 items
  196. Sylvan Arms 7 items
  197. TacFire Inc. 250 items
  198. TacStar 12 items
  199. Talley Manufacturing 2 items
  200. Talon Grips 24 items
  201. TangoDown Inc. 18 items
  202. Timber Creek Outdoors 44 items
  203. Timney Triggers USA 65 items
  204. TriggerTech 18 items
  205. Trijicon 31 items
  206. Troy Industries 17 items
  207. True Precision 30 items
  208. TRUGLO 84 items
  209. Tyrant Designs 55 items
  210. Ultradyne USA 14 items
  211. Unity Tactical 1 item
  212. US PALM 1 item
  213. Viridian Weapon Technology 17 items
  214. Volquartsen 36 items
  215. Vortex 11 items
  216. Walther 8 items
  217. Warne Scope Rings 9 items
  218. Wilson Combat 1 item
  219. WMD Guns 7 items
  220. Woox 19 items
  221. XS Sight Systems 62 items
  222. Yankee Hill Machine Co 35 items
  223. Zaffiri Precision 20 items
Color
  1. Black 1 item
  2. Carbon Fiber 27 items
  3. Silver 28 items
  4. Stainless Steel 2 items
Thread Pattern
  1. 1/2x28 1 item
  2. 5/8x24 56 items
Platform
  1. Accuracy International 3 items
  2. Aero Precision 5 items
  3. AR-10 1 item
  4. AR-15 6 items
  5. Impact Precision 7 items
  6. Ruger 4 items
  7. Savage Arms 5 items
  8. Sig Sauer 6 items
  9. Tikka 2 items
  10. Zermatt Arms 18 items
Caliber
  1. 22 WMR 1 item
  2. 223 Remington 7 items
  3. 223 Wylde 2 items
  4. 300 AAC Blackout 1 item
  5. 300 PRC 3 items
  6. 308 Winchester 15 items
  7. 5.56mm NATO 2 items
  8. 6mm ARC 3 items
  9. 6mm Creedmoor 2 items
  10. 6mm Dasher 1 item
  11. 6.5 Creedmoor 15 items
  12. 6.5 Grendel 1 item
  13. 6.5 PRC 2 items
  14. 7mm PRC 5 items
Barrel Length
  1. 11.5" 2 items
  2. 12.5" 1 item
  3. 14.5" 3 items
  4. 16" 7 items
  5. 18" 4 items
  6. 18.5" 2 items
  7. 20" 24 items
  8. 22" 12 items
  9. 24" 19 items
  10. 26" 12 items
Material
  1. Carbon Fiber 16 items
  2. Carbon Fiber / Steel 18 items
  3. Stainless Steel 30 items
Inventory
  1. In Stock 56 items
  2. Out of Stock 11 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!

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  1. PROOF Research AR-15 .223 Wylde 1:7 Carbon Fiber-Wrapped Barrel
    PROOF Research AR-15 .223 Wylde 1:7 Carbon Fiber-Wrapped Barrel
    $999.99 $1,149.99 $729.99 $899.99 Save $420.00
  2. PROOF Research Accuracy International AX308, AT, AW, AE Short Action 24" 6.5 Creedmoor 1:8 Pre-Fit Barrel
    PROOF Research Accuracy International AX308, AT, AW, AE Short Action 24" 6.5 Creedmoor 1:8 Pre-Fit Barrel
    $849.99 $1,299.99 $599.99 $999.99 Save $300.00
  3. PROOF Research Accuracy International AXMC .308 Win 1:10 Carbon Fiber-Wrapped Pre-Fit Barrel
    PROOF Research Accuracy International AXMC .308 Win 1:10 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,399.99 $999.99 Save $400.00
  6. PROOF Research Aero Precision Solus 6.5 PRC 1:7.5 Carbon Fiber-Wrapped Pre-Fit Barrel
    PROOF Research Aero Precision Solus 6.5 PRC 1:7.5 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,049.99 $749.99 Save $300.00
  9. PROOF Research Aero Precision Solus 6.5 Creedmoor 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    PROOF Research Aero Precision Solus 6.5 Creedmoor 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,049.99 $849.99 Save $200.00
  11. PROOF Research AR-15 .300 BLK Stainless Steel Barrel
    PROOF Research AR-15 .300 BLK Stainless Steel Barrel
    $629.99 $749.99 $499.99 $579.99 Save $170.00
  13. PROOF Research AR-15 6mm ARC 1:7.5 Carbon Fiber-Wrapped Barrel
    PROOF Research AR-15 6mm ARC 1:7.5 Carbon Fiber-Wrapped Barrel
    $1,149.99 $729.99 $999.99 Save $420.00
  14. PROOF Research AR-15 6mm ARC 1:7.5 Stainless Steel Barrel
    PROOF Research AR-15 6mm ARC 1:7.5 Stainless Steel Barrel
    $749.99 $529.99 $579.99 Save $220.00
  15. PROOF Research Impact Precision 737R SA 6.5 Creedmoor 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    PROOF Research Impact Precision 737R SA 6.5 Creedmoor 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,049.99 $849.99 $949.99 Save $200.00
  17. PROOF Research Impact Precision 787R Long Action 7mm PRC 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    PROOF Research Impact Precision 787R Long Action 7mm PRC 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,149.99 $779.99 Save $370.00
  18. PROOF Research Impact Precision 787R Long Action .300 PRC 1:9 Carbon Fiber-Wrapped Pre-Fit Barrel
    PROOF Research Impact Precision 787R Long Action .300 PRC 1:9 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,149.99 $779.99 $814.99 Save $370.00
  26. PROOF Research Savage Small Shank 20" .223 Remington 1:8 Pre-Fit Barrel
    PROOF Research Savage Small Shank 20" .223 Remington 1:8 Pre-Fit Barrel
    $649.99 $1,149.99 $479.99 $999.99 Save $170.00
  30. PROOF Research Savage Small Shank 6.5 Creedmoor 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    PROOF Research Savage Small Shank 6.5 Creedmoor 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,009.99 $1,049.99 $799.99 Save $250.00
  32. PROOF Research Tikka T3x 6.5 Creedmoor 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    PROOF Research Tikka T3x 6.5 Creedmoor 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,049.99 $749.99 $849.99 Save $300.00
  34. PROOF Research Sig Sauer Cross 6.5 Creedmoor 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    PROOF Research Sig Sauer Cross 6.5 Creedmoor 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,199.99 $799.99 $929.99 Save $400.00
  35. PROOF Research Sig Sauer Cross .308 Win 1:10 Carbon Fiber-Wrapped Pre-Fit Barrel
    PROOF Research Sig Sauer Cross .308 Win 1:10 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,299.99 $799.99 $929.99 Save $500.00
  39. PROOF Research Zermatt Arms Origin 7mm PRC 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    PROOF Research Zermatt Arms Origin 7mm PRC 1:8 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,149.99 $779.99 Save $370.00
  40. PROOF Research Zermatt Arms Origin .300 PRC 1:9 Carbon Fiber-Wrapped Pre-Fit Barrel
    PROOF Research Zermatt Arms Origin .300 PRC 1:9 Carbon Fiber-Wrapped Pre-Fit Barrel
    $1,149.99 $779.99 Save $370.00
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