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5KU

5Ku

5KU is a brand that specializes in producing aftermarket parts and accessories for airsoft guns. The company is based in Taiwan and was founded in 2006. 5KU produces a range of upgrade parts and accessories for airsoft guns, such as outer barrels, internal parts, and rail systems. These parts are designed to enhance the performance and reliability of airsoft guns, allowing players to customize their weapons to suit their specific needs and preferences. Most known for their folding stocks and tracers. If you are looking for accessories to upgrade your airsoft gun's aesthetic, be sure to give 5KU a look!

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  1. 5KU MPI KP-9 Flash Hider (14mm CCW) 0
    5KU MPI KP-9 Flash Hider (14mm CCW) Out of Stock 5KU-334
    5KU
    $24.99
  2. 5KU Action Army AAP 01 Carbine Kit (Type B) - Green 0
    5KU Action Army AAP01 Carbine Kit (Type B) - Green Out of Stock 5KU-ABAAP-019-GN
    5KU
    $83.99
  3. 5KU Action Army AAP 01 Carbine Kit (Type B) - Black 0
    5KU Action Army AAP01 Carbine Kit (Type B) - Black Out of Stock 5KU-ABAAP-019-BK
    5KU
    $83.99
  4. 5KU Action Army AAP 01 Carbine Kit (Type B) - FDE 0
    5KU Action Army AAP01 Carbine Kit (Type B) - FDE Out of Stock 5KU-ABAAP-019-FDE
    5KU
    $83.99
  5. 5KU Action Army AAP 01 Carbine Kit (Type A) - Black 0
    5KU Action Army AAP01 Carbine Kit (Type A) - Black Out of Stock 5KU-ABAAP-018-BK
    5KU
    Special Price $75.59 Regular Price $83.99
    Save 10%
  6. 5KU Action Army AAP 01 Carbine Kit (Type A) - FDE 0
    5KU Action Army AAP01 Carbine Kit (Type A) - FDE Out of Stock 5KU-ABAAP-018-FDE
    5KU
    $83.99
  7. 5KU VFC / GHK M4 GBBR PDW Stock 0
    5KU VFC / GHK M4 GBBR PDW Stock Out of Stock 5KU-GB-156
    5KU
    $84.99
  8. 5KU AKM Lower AK Rail Handguard for GHK / LCT AKM / AK105 AEG / GBBR Series 0
    5KU AKM Lower AK Rail Handguard for GHK / LCT AKM / AK105 AEG / GBBR Series Out of Stock 5KU-340
    5KU
    $33.99
  9. 5KU Limcat Speed Cat Aluminum Slide for Tokyo Marui Hi Capa / 1911 GBB Series - Black 0
    5KU Limcat Speed Cat Aluminum Slide for Tokyo Marui Hi Capa / 1911 GBB Series - Black Out of Stock 5KU-JI-103-BK
    5KU
    $79.99
  10. 5KU Limcat Speed Cat Aluminum Slide for Tokyo Marui Hi Capa / 1911 GBB Series - Purple 0
    5KU Limcat Speed Cat Aluminum Slide for Tokyo Marui Hi Capa / 1911 GBB Series - Purple Out of Stock 5KU-JI-103-PU
    5KU
    $79.99
  11. 5KU Limcat Speed Cat Aluminum Slide for Tokyo Marui Hi Capa / 1911 GBB Series - Red 0
    5KU Limcat Speed Cat Aluminum Slide for Tokyo Marui Hi Capa / 1911 GBB Series - Red Out of Stock 5KU-JI-103-RD
    5KU
    $79.99
  12. 5KU RP-1 Charging Handle for AK AEG / GBBR Airsoft Series - TAN 0
    5KU RP-1 Charging Handle for AK AEG / GBBR Airsoft Series - TAN Out of Stock 5KU-300-T
    5KU
    $12.99
  13. 5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Plug (Type 1) - Black 0
    5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Plug (Type 1) - Black Out of Stock 5KU-GB-566-BK
    5KU
    $5.99
  14. 5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Plug (Type 1) - Gold 0
    5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Plug (Type 1) - Gold Out of Stock 5KU-GB-566-GD
    5KU
    $5.99
  15. 5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Guide Rod - Black 0
    5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Guide Rod - Black Out of Stock 5KU-GB-560-BK
    5KU
    $6.99
  16. 5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Guide Rod - Gold 0
    5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Guide Rod - Gold Out of Stock 5KU-GB-560-GD
    5KU
    $6.99
  17. 5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Guide Rod - Blue 0
    5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Guide Rod - Blue Out of Stock 5KU-GB-560-BU
    5KU
    $6.99
  18. 5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Guide Rod - Silver 0
    5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Guide Rod - Silver Out of Stock 5KU-GB-560-SV
    5KU
    $6.99
  19. 5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Guide Rod - Red 0
    5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Guide Rod - Red Out of Stock 5KU-GB-560-RD
    5KU
    Special Price $6.08 Regular Price $6.99
    Save 13%
  20. 5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Guide Rod - Purple 0
    5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Guide Rod - Purple Out of Stock 5KU-GB-560-PU
    5KU
    $6.99
  21. 5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Guide Rod - Black 0
    5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Guide Rod - Black Out of Stock 5KU-GB-559-BK
    5KU
    Special Price $6.29 Regular Price $6.99
    Save 10%
  22. 5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Guide Rod - Red 0
    5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Guide Rod - Red Out of Stock 5KU-GB-559-RD
    5KU
    Special Price $6.29 Regular Price $6.99
    Save 10%
  23. 5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Guide Rod - Purple 0
    5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Guide Rod - Purple Out of Stock 5KU-GB-559-PU
    5KU
    Special Price $6.29 Regular Price $6.99
    Save 10%
  24. 5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Plug - Blue 0
    5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Plug - Blue Out of Stock 5KU-GB-567-BU
    5KU
    $5.99
  25. 5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Plug - Green 0
    5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Plug - Green Out of Stock 5KU-GB-567-GN
    5KU
    $5.99
  26. 5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Plug - Red 0
    5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Plug - Red Out of Stock 5KU-GB-567-RD
    5KU
    Special Price $5.09 Regular Price $5.99
    Save 15%
  27. 5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Plug - Gold 0
    5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Plug - Gold Out of Stock 5KU-GB-567-GD
    5KU
    $5.99
  28. 5KU Tokyo Marui Hi Capa 4.3 GBB Outer Barrel (Type 2, M11CW, Aluminum, Gold) 0
    5KU Tokyo Marui Hi Capa 4.3 GBB Outer Barrel (Type 2, M11CW, Aluminum, Gold) Out of Stock 5KU-GB-550-GD
    5KU
    $21.99
  29. 5KU Tokyo Marui Hi Capa 4.3 GBB Outer Barrel (Type 2, M11CW, Aluminum, Silver) 0
    5KU Tokyo Marui Hi Capa 4.3 GBB Outer Barrel (Type 2, M11CW, Aluminum, Silver) Out of Stock 5KU-GB-550-SV
    5KU
    $21.99
  30. 5KU Tokyo Marui Hi Capa 4.3 GBB Outer Barrel (Type 2, M11CW, Aluminum, Blue) 0
    5KU Tokyo Marui Hi Capa 4.3 GBB Outer Barrel (Type 2, M11CW, Aluminum, Blue) Out of Stock 5KU-GB-550-BU
    5KU
    $21.99
  31. 5KU SFG MLOK Skeleton Forward Grip - Black 0
    5KU SFG MLOK Skeleton Forward Grip - Black Out of Stock 5KU-358-BK
    5KU
    $11.99
  32. 5KU SFG MLOK Skeleton Forward Grip - DDC 0
    5KU SFG MLOK Skeleton Forward Grip - DDC Out of Stock 5KU-358-DDC
    5KU
    $11.99
  33. 5KU Tokyo Marui Hi Capa GBB Frame 4.3 inch (Aluminum, Blank Marking w/ Rail Version, Black) 0
    5KU Tokyo Marui Hi Capa GBB Middle Frame (4.3 inch, Aluminum Blank Marking w/ Rail Version, Black) Out of Stock 5KU-GB-571-BK
    5KU
    $73.99
  34. 5KU Tokyo Marui Hi Capa GBB Frame 4.3 inch (Aluminum, Blank Marking w/ Rail Version, Silver) 0
    5KU Tokyo Marui Hi Capa GBB Middle Frame (4.3 inch, Aluminum Blank Marking w/ Rail Version, Silver) Out of Stock 5KU-GB-571-SV
    5KU
    $73.99
  35. 5KU Action Army AAP 01 Carbine Kit (Type C) - FDE 0
    5KU Action Army AAP01 Carbine Kit (Type C) - FDE Out of Stock 5KU-ABAAP-020-FDE
    5KU
    $83.99
  36. 5KU Action Army AAP 01 Carbine Kit (Type A) - Green 0
    5KU Action Army AAP01 Carbine Kit (Type A) - Green Out of Stock 5KU-ABAAP-018-GN
    5KU
    $83.99
  37. 5KU Action Army AAP 01 Carbine Kit (Type C) - Green 0
    5KU Action Army AAP01 Carbine Kit (Type C) - Green Out of Stock 5KU-ABAAP-020-GN
    5KU
    $83.99
  38. 5KU DTKP Hexagon Mock Suppressor (Type 3, 24mm CW) 0
    5KU DTKP Hexagon Mock Suppressor (Type 3, 24mm CW) Out of Stock 5KU-365
    5KU
    Special Price $21.15 Regular Price $22.99
    Save 8%
  39. 5KU Action Army AAP 01 Lightweight Advanced Bolt with Selector Switch (CNC Aluminum, Gold) 0
    5KU Action Army AAP01 Lightweight Advanced Bolt with Selector Switch (CNC Aluminum, Gold) Out of Stock 5KU-ABAAP-003-GD
    5KU
    Special Price $35.33 Regular Price $37.99
    Save 7%
  40. 5KU Action Army AAP 01 Lightweight Advanced Bolt with Selector Switch (CNC Aluminum, Red) 0
    5KU Action Army AAP01 Lightweight Advanced Bolt with Selector Switch (CNC Aluminum, Red) Out of Stock 5KU-ABAAP-003-RD
    5KU
    $37.99
  41. 5KU Action Army AAP 01 Lightweight Advanced Bolt with Selector Switch (CNC Aluminum, Blue) 0
    5KU Action Army AAP01 Lightweight Advanced Bolt with Selector Switch (CNC Aluminum, Blue) Out of Stock 5KU-ABAAP-003-BU
    5KU
    $37.99
  42. 5KU Action Army AAP 01 Lightweight Advanced Bolt with Selector Switch (CNC Aluminum, Green) 0
    5KU Action Army AAP01 Lightweight Advanced Bolt with Selector Switch (CNC Aluminum, Green) Out of Stock 5KU-ABAAP-003-GN
    5KU
    $37.99
  43. 5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Infinity Style, Type 1) - Black 0
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Infinity Style, Type 1) - Black Out of Stock 5KU-GB-489-BK
    5KU
    $109.99
  44. Image
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Infinity Style, Type 1) - Silver Out of Stock 5KU-GB-489-SV
    5KU
    $109.99
  45. Image
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Infinity Style, Type 3) - Black Out of Stock 5KU-GB-584-BK
    5KU
    $119.99
  46. 5KU Tokyo Marui Hi Capa 4.3 GBB Outer Barrel (Type 2, M11CW, Aluminum, Purple) 0
    5KU Tokyo Marui Hi Capa 4.3 GBB Outer Barrel (Type 2, M11CW, Aluminum, Purple) Out of Stock 5KU-GB-550-PU
    5KU
    $20.99
  47. 5KU Tokyo Marui Hi Capa 4.3 GBB Outer Barrel (Type 2, M11CW, Aluminum, Black) 0
    5KU Tokyo Marui Hi Capa 4.3 GBB Outer Barrel (Type 2, M11CW, Aluminum, Black) Out of Stock 5KU-GB-550-BK
    5KU
    $20.99
  48. 5KU Tokyo Marui Hi Capa GBB Aluminum Slide & Frame (Martix Type) - Purple 0
    5KU Tokyo Marui Hi Capa GBB Aluminum Slide & Frame (Matrix Type) - Purple Out of Stock 5KU-GB-572-PU
    5KU
    $109.99
  49. 5KU Tokyo Marui Hi Capa GBB Aluminum Slide & Frame (Martix Type) - Black 0
    5KU Tokyo Marui Hi Capa GBB Aluminum Slide & Frame (Matrix Type) - Black Out of Stock 5KU-GB-572-BK
    5KU
    Special Price $98.99 Regular Price $109.99
    Save 10%
  50. 5KU Vertical Knurling Threaded Protector - 14mm CCW - Black 0
    5KU Vertical Knurling Threaded Protector - 14mm CCW - Black Out of Stock 5KU-GB-577-BK
    5KU
    Special Price $5.39 Regular Price $5.99
    Save 10%
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