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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. Image
    5KU Tokyo Marui Hi Capa GBB STI Style Skinny Magazine Base (Type 2) - Green 5KU-GB-597-GN
    5KU
    Special Price $10.00 Regular Price $12.99
    Save 23%
  2. Image
    5KU Tokyo Marui Hi Capa GBB STI Style Skinny Magazine Base (Type 2) - Purple 5KU-GB-597-PU
    5KU
    Special Price $10.00 Regular Price $12.99
    Save 23%
  3. Image
    5KU Tokyo Marui Hi Capa GBB STI Style Skinny Magazine Base (Type 2) - Red 5KU-GB-597-RD
    5KU
    Special Price $10.00 Regular Price $12.99
    Save 23%
  4. Image
    5KU Tokyo Marui Hi Capa GBB Hollow Magwell (Aluminum) - Green Out of Stock 5KU-GB-589-GN
    5KU
    Special Price $17.99 Regular Price $19.99
    Save 10%
  5. Image
    5KU Tokyo Marui Hi Capa GBB STI Style Skinny Magazine Base (Type 2) - Silver 5KU-GB-597-SV
    5KU
    Special Price $10.00 Regular Price $12.99
    Save 23%
  6. Image
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Type 6) - Purple Out of Stock 5KU-GB-585-PU
    5KU
    Special Price $107.99 Regular Price $119.99
    Save 10%
  7. Image
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Type 6) - Red Out of Stock 5KU-GB-585-RD
    5KU
    Special Price $105.59 Regular Price $119.99
    Save 12%
  8. Image
    5KU Infinity Signature Slide for Tokyo Marui Hi Capa 5.1 GBB Airsoft (CNC Aluminum) - Black Out of Stock 5KU-GB-604-BK
    5KU
    $71.99
  9. Image
    5KU Infinity Signature Slide for Tokyo Marui Hi Capa 5.1 GBB Airsoft (CNC Aluminum) - Gold 5KU-GB-604-GD
    5KU
    Special Price $62.63 Regular Price $71.99
    Save 13%
  10. Image
    5KU Infinity Signature Slide for Tokyo Marui Hi Capa 5.1 GBB Airsoft (CNC Aluminum) - Silver 5KU-GB-604-SV
    5KU
    Special Price $62.63 Regular Price $71.99
    Save 13%
  11. Image
    5KU Infinity Signature Slide for Tokyo Marui Hi Capa 5.1 GBB Airsoft (CNC Aluminum) - Red 5KU-GB-604-RD
    5KU
    Special Price $62.63 Regular Price $71.99
    Save 13%
  12. Image
    5KU Infinity Signature Slide for Tokyo Marui Hi Capa 5.1 GBB Airsoft (CNC Aluminum) - Purple 5KU-GB-604-PU
    5KU
    Special Price $62.63 Regular Price $71.99
    Save 13%
  13. Image
    5KU Tokyo Marui Hi Capa GBB Stainless Valve Knocker and Sear - Stainless Steel Out of Stock 5KU-GB-480
    5KU
    $8.99
  14. Image
    5KU Tokyo Marui Hi Capa CNC Aluminum EX 01 Frame Kit - Purple w/ Green Barrel Out of Stock 5KU-GB-574-PUGN
    5KU
    Special Price $165.59 Regular Price $183.99
    Save 10%
  15. Image
    5KU Tokyo Marui Hi Capa CNC Aluminum EX 01 Frame Kit - Red w/ Gold Barrel Out of Stock 5KU-GB-574-RDGD
    5KU
    $183.99
  16. Image
    5KU Tokyo Marui Hi Capa CNC Aluminum EX 01 Frame Kit - Silver w/ Red Barrel 5KU-GB-574-SVGD
    5KU
    Special Price $165.59 Regular Price $183.99
    Save 10%
  17. Image
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Type 9 Infinity Style) - Black 5KU-GB-587-BK
    5KU
    Special Price $107.99 Regular Price $119.99
    Save 10%
  18. Image
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Type 9 Infinity Style) - Purple 5KU-GB-587-PU
    5KU
    Special Price $101.99 Regular Price $119.99
    Save 15%
  19. Image
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Type 9 Infinity Style) - Red 5KU-GB-587-RD
    5KU
    Special Price $101.99 Regular Price $119.99
    Save 15%
  20. Image
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Type 9 Infinity Style) - Silver Out of Stock 5KU-GB-587-SV
    5KU
    $119.99
  21. Image
    5KU Tokyo Marui Hi Capa GBB Ambi Thumb Safety (Stainless Steel) - Black Out of Stock 5KU-GB-600-BK
    5KU
    $36.99
  22. Image
    5KU Tokyo Marui Hi Capa GBB Ambi Thumb Safety (Stainless Steel) - Silver Out of Stock 5KU-GB-600-SV
    5KU
    $36.99
  23. Image
    5KU Tokyo Marui Hi Capa GBB LimCat Custom 4.3 Kit (CNC Aluminum) - Black 5KU-GB-602-BK
    5KU
    Special Price $141.29 Regular Price $156.99
    Save 10%
  24. Image
    5KU Tokyo Marui Hi Capa GBB LimCat Custom 4.3 Kit (CNC Aluminum) - Gold 5KU-GB-602-GD
    5KU
    Special Price $136.58 Regular Price $156.99
    Save 13%
  25. Image
    5KU Tokyo Marui Hi Capa GBB LimCat Custom 4.3 Kit (CNC Aluminum) - Grey Out of Stock 5KU-GB-602-GY
    5KU
    $156.99
  26. Image
    5KU Tokyo Marui Hi Capa GBB Wildcat Slide (CNC Aluminum) - Black Out of Stock 5KU-GB-614-BK
    5KU
    Special Price $64.79 Regular Price $71.99
    Save 10%
  27. Image
    5KU Tokyo Marui Hi Capa GBB Wildcat Slide (CNC Aluminum) - Gold 5KU-GB-614-GD
    5KU
    Special Price $62.63 Regular Price $71.99
    Save 13%
  28. Image
    5KU Tokyo Marui Hi Capa GBB Wildcat Slide (CNC Aluminum) - Red Out of Stock 5KU-GB-614-RD
    5KU
    $71.99
  29. Image
    5KU Tokyo Marui Hi Capa GBB Wildcat Slide (CNC Aluminum) - Silver Out of Stock 5KU-GB-614-SV
    5KU
    $71.99
  30. Image
    5KU Tokyo Marui Hi Capa GBB Wildcat Slide (CNC Aluminum) - Purple 5KU-GB-614-PU
    5KU
    Special Price $62.63 Regular Price $71.99
    Save 13%
  31. Image
    5KU Tokyo Marui Hi Capa 5.1 GBB LimCat Protector 5.1 Slide (CNC Aluminum) - Black Out of Stock 5KU-GB-621-BK
    5KU
    $71.99
  32. Image
    5KU Tokyo Marui Hi Capa 5.1 GBB LimCat Protector 5.1 Slide (CNC Aluminum) - Red 5KU-GB-621-RD
    5KU
    Special Price $62.63 Regular Price $71.99
    Save 13%
  33. Image
    5KU Tokyo Marui Hi Capa 5.1 GBB LimCat Protector 5.1 Slide (CNC Aluminum) - Purple 5KU-GB-621-PU
    5KU
    Special Price $62.63 Regular Price $71.99
    Save 13%
  34. Image
    5KU Tokyo Marui Hi Capa 5.1 GBB LimCat Protector 5.1 Slide (CNC Aluminum) - Gold 5KU-GB-621-GD
    5KU
    Special Price $62.63 Regular Price $71.99
    Save 13%
  35. Image
    5KU Tokyo Marui Hi Capa 5.1 GBB LimCat Protector 5.1 Slide (CNC Aluminum) - Silver Out of Stock 5KU-GB-621-SV
    5KU
    $71.99
  36. Image
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Type 10) - Black 5KU-GB-603-BK
    5KU
    Special Price $107.99 Regular Price $119.99
    Save 10%
  37. Image
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Type 10) - Silver Out of Stock 5KU-GB-603-SV
    5KU
    Special Price $107.99 Regular Price $119.99
    Save 10%
  38. Image
    5KU Tokyo Marui Hi Capa GBB INF Style IMM 7inch Open Slide Kit (BK/DE) Out of Stock 5KU-GB-615-BKDE
    5KU
    $199.99
  39. Image
    5KU Tokyo Marui Hi Capa GBB INF Style IMM 7inch Open Slide Kit (BK/SV) Out of Stock 5KU-GB-615-BKSV
    5KU
    $199.99
  40. Image
    5KU Tokyo Marui Hi Capa GBB INF Style IMM 7inch Open Slide Kit (GD/BK) Out of Stock 5KU-GB-615-GDBK
    5KU
    $199.99
  41. Image
    5KU Tokyo Marui Hi Capa GBB INF Style IMM 7inch Open Slide Kit (RD/GD) Out of Stock 5KU-GB-615-RDGD
    5KU
    Special Price $183.99 Regular Price $199.99
    Save 8%
  42. Image
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Type 11) - Black Out of Stock 5KU-GB-616-BK
    5KU
    Special Price $98.99 Regular Price $109.99
    Save 10%
  43. Image
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Type 11) - Gold 5KU-GB-616-GD
    5KU
    Special Price $101.19 Regular Price $109.99
    Save 8%
  44. Image
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Type 11) - Purple Out of Stock 5KU-GB-616-PU
    5KU
    Special Price $98.99 Regular Price $109.99
    Save 10%
  45. Image
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Type 11) - Red 5KU-GB-616-RD
    5KU
    Special Price $101.19 Regular Price $109.99
    Save 8%
  46. Image
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Type 11) - Silver Out of Stock 5KU-GB-616-SV
    5KU
    $109.99
  47. Image
    5KU Stainless Hammer & Strut for Tokyo Marui / WE/ Army/ Hi Capa GBB Out of Stock 5KU-GB-619-BK
    5KU
    Special Price $15.29 Regular Price $16.99
    Save 10%
  48. Image
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Type 12) - Gold Out of Stock 5KU-GB-620-GD
    5KU
    Special Price $101.19 Regular Price $109.99
    Save 8%
  49. Image
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Type 12) - Purple Out of Stock 5KU-GB-620-PU
    5KU
    $109.99
  50. Image
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Type 12) - Red 5KU-GB-620-RD
    5KU
    Special Price $101.19 Regular Price $109.99
    Save 8%
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    5KU
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    HI-CAPA
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