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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 Limcat Speed Cat Aluminum Slide for Tokyo Marui Hi Capa / 1911 GBB Series - Gold 0
    5KU Limcat Speed Cat Aluminum Slide for Tokyo Marui Hi Capa / 1911 GBB Series - Gold 5KU-JI-103-GD
    5KU
    Special Price $73.59 Regular Price $79.99
    Save 8%
  2. 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 5KU-JI-103-PU
    5KU
    $79.99
  3. 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 5KU-JI-103-RD
    5KU
    $79.99
  4. Image
    5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Plug (Type 1) - Blue 5KU-GB-566-BU
    5KU
    Special Price $4.49 Regular Price $5.99
    Save 25%
  5. Image
    5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Plug (Type 1) - Green 5KU-GB-566-GN
    5KU
    Special Price $4.49 Regular Price $5.99
    Save 25%
  6. Image
    5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Plug (Type 1) - Red 5KU-GB-566-RD
    5KU
    Special Price $4.49 Regular Price $5.99
    Save 25%
  7. 5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Plug - Purple 0
    5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Plug - Purple 5KU-GB-566-PU
    5KU
    Special Price $3.59 Regular Price $5.99
    Save 40%
  8. 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 5KU-GB-560-BK
    5KU
    $6.99
  9. 5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Guide Rod - Green 0
    5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Guide Rod - Green 5KU-GB-560-GN
    5KU
    Special Price $5.24 Regular Price $6.99
    Save 25%
  10. 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 5KU-GB-559-BK
    5KU
    Special Price $6.29 Regular Price $6.99
    Save 10%
  11. 5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Guide Rod - Blue 0
    5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Guide Rod - Blue 5KU-GB-559-BU
    5KU
    Special Price $6.29 Regular Price $6.99
    Save 10%
  12. 5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Guide Rod - Silver 0
    5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Guide Rod - Silver 5KU-GB-559-SV
    5KU
    Special Price $6.29 Regular Price $6.99
    Save 10%
  13. 5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Guide Rod - Green 0
    5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Guide Rod - Green 5KU-GB-559-GN
    5KU
    Special Price $6.29 Regular Price $6.99
    Save 10%
  14. 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 5KU-GB-559-PU
    5KU
    Special Price $6.29 Regular Price $6.99
    Save 10%
  15. 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 5KU-GB-567-RD
    5KU
    Special Price $5.09 Regular Price $5.99
    Save 15%
  16. 5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Plug - Silver 0
    5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Plug - Silver 5KU-GB-567-SV
    5KU
    Special Price $5.09 Regular Price $5.99
    Save 15%
  17. 5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Plug - Purple 0
    5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Plug - Purple 5KU-GB-567-PU
    5KU
    Special Price $5.09 Regular Price $5.99
    Save 15%
  18. 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 5KU-GB-567-GD
    5KU
    $5.99
  19. 5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Plug - Black 0
    5KU Tokyo Marui Hi Capa 5.1 GBB Recoil Spring Plug - Black 5KU-GB-567-BK
    5KU
    Special Price $5.39 Regular Price $5.99
    Save 10%
  20. 5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Plug (Type 2) - Red 0
    5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Plug (Type 2) - Red 5KU-GB-568-RD
    5KU
    Special Price $5.09 Regular Price $5.99
    Save 15%
  21. 5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Plug (Type 2) - Black 0
    5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Plug (Type 2) - Black 5KU-GB-568-BK
    5KU
    Special Price $3.59 Regular Price $5.99
    Save 40%
  22. 5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Plug (Type 2) - Silver 0
    5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Plug (Type 2) - Silver 5KU-GB-568-SV
    5KU
    Special Price $5.09 Regular Price $5.99
    Save 15%
  23. 5KU Tokyo Marui Hi Capa GBB Frame 4.3 inch (Aluminum, Blank Marking w/ Rail Version, Red) 0
    5KU Tokyo Marui Hi Capa GBB Middle Frame (4.3 inch, Aluminum Blank Marking w/ Rail Version, Red) 5KU-GB-571-RD
    5KU
    Special Price $64.37 Regular Price $73.99
    Save 13%
  24. 5KU Tokyo Marui Hi Capa GBB Frame 4.3 inch (Aluminum, Blank Marking w/ Rail Version, Gold) 0
    5KU Tokyo Marui Hi Capa GBB Middle Frame (4.3 inch, Aluminum Blank Marking w/ Rail Version, Gold) 5KU-GB-571-GD
    5KU
    Special Price $64.37 Regular Price $73.99
    Save 13%
  25. 5KU Tokyo Marui Hi Capa GBB Aluminum Frame (4.3 inch, Blank Marking w/ Rail Version, Purple) 0
    5KU Tokyo Marui Hi Capa GBB Middle Frame (4.3 inch, Aluminum Blank Marking w/ Rail Version, Purple) 5KU-GB-571-PU
    5KU
    Special Price $64.37 Regular Price $73.99
    Save 13%
  26. 5KU Tokyo Marui Hi Capa GBB Aluminum Frame (4.3 inch, 2011 Type, Black) 0
    5KU Tokyo Marui Hi Capa GBB Middle Frame (4.3 inch Aluminum, 2011 Type, Black) 5KU-GB-570-BK
    5KU
    Special Price $64.37 Regular Price $73.99
    Save 13%
  27. 5KU Tokyo Marui Hi Capa GBB Aluminum Frame (4.3 inch, 2011 Type, Silver) 0
    5KU Tokyo Marui Hi Capa GBB Middle Frame (4.3 inch Aluminum, 2011 Type, Silver) 5KU-GB-570-SV
    5KU
    Special Price $64.37 Regular Price $73.99
    Save 13%
  28. 5KU Tokyo Marui Hi Capa GBB Aluminum Frame (4.3 inch, 2011 Type, Red) 0
    5KU Tokyo Marui Hi Capa GBB Middle Frame (4.3 inch Aluminum, 2011 Type, Red) 5KU-GB-570-RD
    5KU
    Special Price $64.37 Regular Price $73.99
    Save 13%
  29. 5KU Tokyo Marui Hi Capa GBB Aluminum Frame (4.3 inch, 2011 Type, Gold) 0
    5KU Tokyo Marui Hi Capa GBB Middle Frame (4.3 inch Aluminum, 2011 Type, Gold) 5KU-GB-570-GD
    5KU
    Special Price $51.79 Regular Price $73.99
    Save 30%
  30. 5KU Tokyo Marui Hi Capa GBB Aluminum Frame (4.3 inch, 2011 Type, Purple) 0
    5KU Tokyo Marui Hi Capa GBB Middle Frame (4.3 inch Aluminum, 2011 Type, Purple) 5KU-GB-570-PU
    5KU
    Special Price $55.49 Regular Price $73.99
    Save 25%
  31. 5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Infinity Style, Type 1) - Gold 0
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Infinity Style, Type 1) - Gold 5KU-GB-489-GD
    5KU
    Special Price $95.69 Regular Price $109.99
    Save 13%
  32. 5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Infinity Style, Type 1) - Red 0
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Infinity Style, Type 1) - Red 5KU-GB-489-RD
    5KU
    Special Price $82.49 Regular Price $109.99
    Save 25%
  33. Image
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Infinity Style, Type 1) - Purple 5KU-GB-489-PU
    5KU
    Special Price $82.49 Regular Price $109.99
    Save 25%
  34. Image
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Infinity Style, Type 3) - Black 5KU-GB-584-BK
    5KU
    $119.99
  35. Image
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Infinity Style, Type 3) - Gold 5KU-GB-584-GD
    5KU
    Special Price $89.99 Regular Price $119.99
    Save 25%
  36. Image
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Infinity Style, Type 3) - Red 5KU-GB-584-RD
    5KU
    Special Price $89.99 Regular Price $119.99
    Save 25%
  37. 5KU Tokyo Marui Hi Capa GBB Aluminum Slide & Frame (Martix Type) - Grey 0
    5KU Tokyo Marui Hi Capa GBB Aluminum Slide & Frame (Matrix Type) - Grey 5KU-GB-572-GY
    5KU
    Special Price $98.99 Regular Price $109.99
    Save 10%
  38. 5KU Tokyo Marui Hi Capa GBB Aluminum Slide & Frame (Martix Type) - Red 0
    5KU Tokyo Marui Hi Capa GBB Aluminum Slide & Frame (Matrix Type) - Red 5KU-GB-572-RD
    5KU
    Special Price $97.89 Regular Price $109.99
    Save 11%
  39. 5KU STI Hammer & Strut for Tokyo Marui / WE / Army Hi-Capa GBB Airsoft Series (CNC Steel) - Silver 0
    5KU STI Hammer & Strut for Tokyo Marui / WE / Army Hi-Capa GBB Airsoft Series (CNC Steel) - Silver 5KU-GB-482-SV
    5KU
    Special Price $20.00 Regular Price $24.99
    Save 20%
  40. 5KU STI Hammer & Strut for Tokyo Marui / WE / Army Hi-Capa GBB Airsoft Series (CNC Steel) - Gold 0
    5KU STI Hammer & Strut for Tokyo Marui / WE / Army Hi-Capa GBB Airsoft Series (CNC Steel) - Gold 5KU-GB-482-GD
    5KU
    Special Price $20.00 Regular Price $24.99
    Save 20%
  41. Image
    5KU Tokyo Marui Hi Capa GBB Airsoft Ambi Thumb Safety - Type 1 (Aluminum, Green) 5KU-GB-580-GN
    5KU
    $12.99
  42. Image
    5KU Tokyo Marui Hi Capa GBB Airsoft Grip Safety - Type 1 (Aluminium, Black) 5KU-GB-579-BK
    5KU
    Special Price $12.59 Regular Price $13.99
    Save 10%
  43. Image
    5KU Tokyo Marui Hi Capa GBB Airsoft Grip Safety - Type 1 (Aluminium, Silver) 5KU-GB-579-SV
    5KU
    $13.99
  44. Image
    5KU Tokyo Marui Hi Capa GBB Airsoft Grip Safety - Type 1 (Aluminium, Red) 5KU-GB-579-RD
    5KU
    $13.99
  45. Image
    5KU Tokyo Marui Hi Capa GBB Airsoft Grip Safety - Type 1 (Aluminium, Blue) 5KU-GB-579-BU
    5KU
    Special Price $10.00 Regular Price $13.99
    Save 29%
  46. Image
    5KU Tokyo Marui Hi Capa GBB Airsoft Grip Safety - Type 1 (Aluminium, Purple) 5KU-GB-579-PU
    5KU
    $13.99
  47. Image
    5KU Tokyo Marui Hi Capa GBB Airsoft Grip Safety - Type 1 (Aluminium, Gold) 5KU-GB-579-GD
    5KU
    $13.99
  48. Image
    5KU Tokyo Marui Hi Capa GBB Airsoft Ambi Thumb Safety - Type 1 (Aluminum, Red) 5KU-GB-580-RD
    5KU
    $12.99
  49. Image
    5KU Tokyo Marui Hi Capa GBB Airsoft Ambi Thumb Safety - Type 1 (Aluminum, Blue) 5KU-GB-580-BU
    5KU
    Special Price $10.00 Regular Price $12.99
    Save 23%
  50. Image
    5KU Tokyo Marui Hi Capa GBB Airsoft Ambi Thumb Safety - Type 1 (Aluminum, Gold) 5KU-GB-580-GD
    5KU
    Special Price $10.00 Regular Price $12.99
    Save 23%
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    5KU
  2. Model
    HI-CAPA
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