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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 Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Plug (Type 1) - Silver 0
    5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Plug (Type 1) - Silver Out of Stock 5KU-GB-566-SV
    5KU
    Special Price $4.97 Regular Price $5.99
    Save 17%
  2. 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
  3. 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
  4. 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
  5. 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%
  6. 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
  7. 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%
  8. 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 $6.15 Regular Price $6.99
    Save 12%
  9. 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 Out of Stock 5KU-GB-559-SV
    5KU
    Special Price $6.29 Regular Price $6.99
    Save 10%
  10. 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
  11. 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
  12. 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
  13. 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
  14. 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
  15. 5KU SFG MLOK Skeleton Forward Grip - Black 0
    5KU SFG MLOK Skeleton Forward Grip - Black Out of Stock 5KU-358-BK
    5KU
    $11.99
  16. 5KU SFG MLOK Skeleton Forward Grip - DDC 0
    5KU SFG MLOK Skeleton Forward Grip - DDC Out of Stock 5KU-358-DDC
    5KU
    $11.99
  17. 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
  18. 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
  19. 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
  20. 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
  21. 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
  22. 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 $20.69 Regular Price $22.99
    Save 10%
  23. 5KU DTKP Hexagon Mock Suppressor (Type 1, 14mm CCW) 0
    5KU DTKP Hexagon Mock Suppressor (Type 1, 14mm CCW) Out of Stock 5KU-355
    5KU
    Special Price $20.23 Regular Price $22.99
    Save 12%
  24. 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
  25. 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
  26. Image
    5KU Tokyo Marui Hi Capa GBB CNC Aluminum Grip (Infinity Style, Type 1) - Purple Out of Stock 5KU-GB-489-PU
    5KU
    Special Price $87.99 Regular Price $109.99
    Save 20%
  27. 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
  28. 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
  29. 5KU Skeletonized Grip for GHK / Tokyo Marui AK GBB Series 0
    5KU Skeletonized Grip for GHK / Tokyo Marui AK GBB Series Out of Stock 5KU-GB-163-BK
    5KU
    Special Price $22.87 Regular Price $25.99
    Save 12%
  30. 5KU Tokyo Marui Hi Capa 2011 Infinity Magazine Base - Silver 0
    5KU Tokyo Marui Hi Capa 2011 Infinity Magazine Base - Silver Out of Stock 5KU-GB-287-SV
    5KU
    Special Price $9.95 Regular Price $11.99
    Save 17%
  31. 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
  32. 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%
  33. 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 $5.27 Regular Price $5.99
    Save 12%
  34. 5KU PT-1 / PT-3 Stock Adapter for CYMA / GHK / LCT AK Series 0
    5KU PT-1 / PT-3 Stock Adapter for CYMA / GHK / LCT AK Series Out of Stock 5KU-313
    5KU
    $7.99
  35. Image
    5KU Tokyo Marui Hi Capa GBB Airsoft Ambi Thumb Safety - Type 1 (Aluminum, Black) Out of Stock 5KU-GB-580-BK
    5KU
    $12.99
  36. 5KU Tokyo Marui Hi Capa GBB Airsoft Grip (Infinity, CNC Aluminum, Type 4) - Gold 1
    5KU Tokyo Marui Hi Capa GBB Airsoft Grip (Infinity, CNC Aluminum, Type 4) - Gold Out of Stock 5KU-GB-588-GD
    5KU
    $114.99
  37. Image
    5KU Magazine Quick Release for GHK AK GBB Series Out of Stock 5KU-GB-165
    5KU
    Special Price $9.67 Regular Price $10.99
    Save 12%
  38. Image
    5KU Tokyo Marui Hi Capa GBB Airsoft Grip (Infinity, CNC Aluminum, Type 4) - Black Out of Stock 5KU-GB-588-BK
    5KU
    $114.99
  39. Image
    5KU Tokyo Marui Hi Capa GBB Airsoft Grip (Infinity, CNC Aluminum, Type 4) - Silver Out of Stock 5KU-GB-588-SV
    5KU
    Special Price $103.49 Regular Price $114.99
    Save 10%
  40. Image
    5KU Tokyo Marui Hi Capa GBB Airsoft Grip (Infinity, CNC Aluminum, Type 4) - Red Out of Stock 5KU-GB-588-RD
    5KU
    $114.99
  41. Image
    5KU TS-8RP Triangle Stock w/ Buttpad and 1913 Folding Mech for 20mm Rail - Black Out of Stock 5KU-361-BK
    5KU
    Special Price $52.79 Regular Price $59.99
    Save 12%
  42. Image
    5KU TS-8RP Triangle Stock w/ Buttpad and 1913 Folding Mech for 20mm Rail - DDC Out of Stock 5KU-361-DDC
    5KU
    Special Price $50.99 Regular Price $59.99
    Save 15%
  43. Image
    5KU GHK AK GBB Airsoft AR Grip Adapter Out of Stock 5KU-GB-166
    5KU
    Special Price $11.43 Regular Price $12.99
    Save 12%
  44. Image
    5KU Picatinny Mount Modular Folding Stock (Minimalist Buttplate) Out of Stock 5KU-389
    5KU
    $45.99
  45. Image
    5KU Tokyo Marui MWS GBBR Latchless Charging Handle - Blue (Strike Industries Licensed) Out of Stock 5KU-SI-14-BU
    5KU
    $19.99
  46. Image
    5KU GHK AK GBB Airsoft Fire Selector (CNC) Out of Stock 5KU-GB-164
    5KU
    $13.99
  47. Image
    5KU Action Army AAP01 GBB Pistol Barrel Extension (150mm) Out of Stock 5KU-ABAAP-024
    5KU
    $10.99
  48. Image
    5KU QMF-2 Airsoft Suppressor (14mm CCW, 210mm) Out of Stock 5KU-114
    5KU
    $15.99
  49. Image
    5KU Zephyr XL Airsoft Suppressor (14mm CCW, 200mm) Out of Stock 5KU-115
    5KU
    Special Price $11.69 Regular Price $12.99
    Save 10%
  50. Image
    5KU Airsoft M4 AEG Magwell (Aluminum) Out of Stock 5KU-83
    5KU
    Special Price $21.99 Regular Price $24.99
    Save 12%
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