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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 Fiber Optic Sight (Glow) - Type 2 1
    5KU Tokyo Marui Hi Capa Fiber Optic Sight (Glow) - Type 2 Out of Stock 5KU-GB-293
    5KU
    Special Price $10.55 Regular Price $11.99
    Save 12%
  2. 5KU Tokyo Marui Hi Capa GBB Airsoft Magwell (Tactical) - Red 1
    5KU Tokyo Marui Hi Capa GBB Airsoft Magwell (Tactical) - Red Out of Stock 5KU-GB-441-RD
    5KU
    $21.99
  3. 5KU Tokyo Marui Hi Capa Magwell (Tactical) - Silver 1
    5KU Tokyo Marui Hi Capa Magwell (Tactical) - Silver Out of Stock 5KU-GB-441-SV
    5KU
    $21.99
  4. 5KU Tokyo Marui Hi Capa TTI Magwell G2 (CNC Aluminum) - Red 0
    5KU Tokyo Marui Hi Capa GBB Airsoft TTI Magwell G2 (CNC Aluminum) - Red 5KU-GB-487-R
    5KU
    $15.99
  5. 5KU Tokyo Marui Hi Capa Hammer & Strut (Limcat, Steel) 0
    5KU Tokyo Marui Hi Capa GBB Airsoft Hammer & Strut (Limcat, Steel) - Black Out of Stock 5KU-GB-491-BK
    5KU
    $13.99
  6. 5KU Tokyo Marui Hi Capa GBB Airsoft Hammer & Strut (Steel, Compatible with WE/Army) - Black (GB-505) 0
    5KU Tokyo Marui Hi Capa GBB Airsoft Hammer & Strut (Steel, Compatible with WE/Army) - Black (GB-505) 5KU-GB-505-BK
    5KU
    Special Price $18.89 Regular Price $20.99
    Save 10%
  7. 5KU Steel Hammer & Strut for WE / ARMY / Tokyo Marui Hi Capa GBB Airsoft Pistol - Gold (GB-505) 0
    5KU Steel Hammer & Strut for WE / ARMY / Tokyo Marui Hi Capa GBB Airsoft Pistol - Gold (GB-505) Out of Stock 5KU-GB-505-GD
    5KU
    $20.99
  8. 5KU Tokyo Marui Hi Capa Hammer & Strut (Steel, Compatible with WE/Army GBB Airsoft Pistol) - Black (GB-507) 0
    5KU Tokyo Marui Hi Capa Hammer & Strut (Steel, Compatible with WE/Army GBB Airsoft Pistol) - Black (GB-507) 5KU-GB-507-BK
    5KU
    Special Price $18.89 Regular Price $20.99
    Save 10%
  9. 5KU Tokyo Hi Capa Slide Stop (Stainless Steel, Type 5) - Gold 0
    5KU Tokyo Hi Capa Slide Stop (Stainless Steel, Type 5) - Gold 5KU-GB-511-GD
    5KU
    Special Price $14.95 Regular Price $16.99
    Save 12%
  10. 5KU Tokyo Marui Hi Capa Slide Stop (Type 6) - Gold (Stainless Steel) 0
    5KU Tokyo Marui Hi Capa Slide Stop (Type 6) - Gold (Stainless Steel) 5KU-GB-512-GD
    5KU
    Special Price $14.95 Regular Price $16.99
    Save 12%
  11. 5KU Slide Stop (Stainless Steel) for Tokyo Marui Hi Capa GBB (Type 7) - Black 0
    5KU Slide Stop (Stainless Steel) for Tokyo Marui Hi Capa GBB (Type 7) - Black Out of Stock 5KU-GB-513-BK
    5KU
    $16.99
  12. 5KU Steel Hammer & Strut for WE / ARMY / Tokyo Marui Hi Capa GBB Airsoft Pistol - Gold (GB-514) 0
    5KU Steel Hammer & Strut for WE / ARMY / Tokyo Marui Hi Capa GBB Airsoft Pistol - Gold (GB-514) 5KU-GB-514-GD
    5KU
    Special Price $16.71 Regular Price $18.99
    Save 12%
  13. 5KU Tokyo Marui Hi Capa 5.1 GBB Airsoft Outer Barrel (Aluminum) - Red 0
    5KU Tokyo Marui Hi Capa 5.1 GBB Airsoft Outer Barrel (Aluminum) - Red Out of Stock 5KU-GB-520-RD
    5KU
    $23.99
  14. 5KU Tokyo Marui Hi Capa 5.1 Outer Barrel (Tornado, Aluminum) - Red 0
    5KU Tokyo Marui Hi Capa 5.1 GBB Airsoft Outer Barrel (Tornado, Aluminum) - Red Out of Stock 5KU-GB-521-RD
    5KU
    $23.99
  15. 5KU Tokyo Marui Hi Capa 5.1 GBB Airsoft Outer Barrel (Tornado, Aluminum) - Silver 0
    5KU Tokyo Marui Hi Capa 5.1 GBB Airsoft Outer Barrel (Tornado, Aluminum) - Silver Out of Stock 5KU-GB-521-SV
    5KU
    $23.99
  16. 5KU Tokyo Marui Hi Capa GBB Airsoft Magazine Catch (Type 4) - Red 0
    5KU Tokyo Marui Hi Capa GBB Airsoft Magazine Catch (Type 4) - Red Out of Stock 5KU-GB-517-RD
    5KU
    $11.99
  17. 5KU Tokyo Marui Hi Capa Magazine Catch (Type 4) - Silver 0
    5KU Tokyo Marui Hi Capa Magazine Catch (Type 4) - Silver Out of Stock 5KU-GB-517-SV
    5KU
    $11.99
  18. 5KU Tokyo Marui Hi Capa GBB Airsoft Magazine Catch (Type 4) - Gold 0
    5KU Tokyo Marui Hi Capa GBB Airsoft Magazine Catch (Type 4) - Gold 5KU-GB-517-GD
    5KU
    Special Price $10.79 Regular Price $11.99
    Save 10%
  19. 5KU Tokyo Marui Hi Capa Magazine Catch (Type 2) - Red 0
    5KU Tokyo Marui Hi Capa GBB Airsoft Mag Catch (Type 2) - Red 5KU-GB-515-RD
    5KU
    Special Price $10.55 Regular Price $11.99
    Save 12%
  20. 5KU Tokyo Marui Hi Capa Magazine Catch (Type 5) - Gold 0
    5KU Tokyo Marui Hi Capa GBB Airsoft Mag Catch (Type 5) - Gold 5KU-GB-518-GD
    5KU
    $11.99
  21. 5KU Tokyo Marui Hi Capa GBB Slide Stop (Stainless Steel, Type 1, Silver) 0
    5KU Tokyo Marui Hi Capa GBB Slide Stop (Stainless Steel, Type 1, Silver) Out of Stock 5KU-GB-499-S
    5KU
    Special Price $14.95 Regular Price $16.99
    Save 12%
  22. 5KU Tokyo Marui Hi Capa GBB Slide Stop (Stainless Steel, Type 2, Silver) 0
    5KU Tokyo Marui Hi Capa GBB Slide Stop (Stainless Steel, Type 2, Silver) 5KU-GB-500-S
    5KU
    Special Price $15.29 Regular Price $16.99
    Save 10%
  23. 5KU Tokyo Marui Hi Capa GBB Airsoft Extended Slide Stop (Stainless Steel, Gold) 0
    5KU Tokyo Marui Hi Capa GBB Airsoft Extended Slide Stop (Stainless Steel, Gold) 5KU-GB-502-GD
    5KU
    $22.99
  24. 5KU Tokyo Marui Hi Capa 5.1 GBB Outer Barrel (Type 1, M11CW, Aluminum, Black) 0
    5KU Tokyo Marui Hi Capa 5.1 GBB Airsoft Outer Barrel (Type 1, M11CW, Aluminum, Black) Out of Stock 5KU-GB-547-BK
    5KU
    $23.99
  25. 5KU Tokyo Marui Hi Capa 5.1 GBB Outer Barrel (Type 1, M11CW, Aluminum, Blue) 0
    5KU Tokyo Marui Hi Capa 5.1 GBB Airsoft Outer Barrel (Type 1, M11CW, Aluminum, Blue) 5KU-GB-547-BU
    5KU
    $23.99
  26. 5KU Tokyo Marui Hi Capa 5.1 GBB Outer Barrel (Type 1, M11CW, Aluminum, Red) 0
    5KU Tokyo Marui Hi Capa 5.1 GBB Airsoft Outer Barrel (Type 1, M11CW, Aluminum, Red) 5KU-GB-547-RD
    5KU
    Special Price $21.59 Regular Price $23.99
    Save 10%
  27. 5KU Tokyo Marui Hi Capa 5.1 GBB Outer Barrel (Type 1, M11CW, Aluminum, Green) 0
    5KU Tokyo Marui Hi Capa 5.1 GBB Airsoft Outer Barrel (Type 1, M11CW, Aluminum, Green) Out of Stock 5KU-GB-547-GN
    5KU
    $23.99
  28. 5KU Tokyo Marui Hi Capa 5.1 GBB Outer Barrel (Type 1, M11CW, Aluminum, Purple) 0
    5KU Tokyo Marui Hi Capa 5.1 GBB Airsoft Outer Barrel (Type 1, M11CW, Aluminum, Purple) 5KU-GB-547-PU
    5KU
    $23.99
  29. 5KU Tokyo Marui Hi Capa 5.1 GBB Outer Barrel (Type 2, M11CW, Aluminum, Green) 0
    5KU Tokyo Marui Hi Capa 5.1 GBB Airsoft Outer Barrel (Type 2, M11CW, Aluminum, Green) 5KU-GB-548-GN
    5KU
    $24.99
  30. 5KU Tokyo Marui Hi Capa GBB Aluminum Frame (3.9 inch Type 2, Infinity) - Purple 0
    5KU Tokyo Marui Hi Capa GBB Airsoft Aluminum Middle Frame (3.9 inch Type 2, Infinity) - Purple Out of Stock 5KU-GB-562-PU
    5KU
    $59.99
  31. 5KU Tokyo Marui Hi Capa GBB Aluminum Frame (3.9 inch Type 2, Infinity) - Red 0
    5KU Tokyo Marui Hi Capa GBB Airsoft Aluminum Middle Frame (3.9 inch Type 2, Infinity) - Red Out of Stock 5KU-GB-562-RD
    5KU
    Special Price $53.99 Regular Price $59.99
    Save 10%
  32. 5KU Tokyo Marui Hi Capa GBB Aluminum Frame (3.9 inch Type 1, SV) - Red 0
    5KU Tokyo Marui Hi Capa GBB Airsoft Aluminum Middle Frame (3.9 inch Type 1, SV) - Red Out of Stock 5KU-GB-561-RD
    5KU
    $59.99
  33. 5KU Tokyo Marui Hi Capa GBB Aluminum Frame (3.9 inch Type 1, SV) - Gold 0
    5KU Tokyo Marui Hi Capa GBB Airsoft Aluminum Middle Frame (3.9 inch Type 1, SV) - Gold Out of Stock 5KU-GB-561-GD
    5KU
    $59.99
  34. 5KU Tokyo Marui Hi Capa GBB Aluminum Frame (3.9 inch Type 3, Blank) - Red 0
    5KU Tokyo Marui Hi Capa GBB Airsoft Aluminum Middle Frame (3.9 inch Type 3, Blank) - Red Out of Stock 5KU-GB-563-RD
    5KU
    $59.99
  35. 5KU Tokyo Marui Hi Capa GBB Magwell (Lightweight) - Red 0
    5KU Tokyo Marui Hi Capa GBB Magwell (Lightweight) - Red 5KU-GB-259-RD
    5KU
    $17.99
  36. 5KU Tokyo Marui Hi Capa GBB Magwell (Lightweight) - Blue 0
    5KU Tokyo Marui Hi Capa GBB Magwell (Lightweight) - Blue Out of Stock 5KU-GB-259-BU
    5KU
    $17.99
  37. 5KU Tokyo Marui Hi Capa GBB Magwell (Lightweight) - Silver 0
    5KU Tokyo Marui Hi Capa GBB Magwell (Lightweight) - Silver 5KU-GB-259-SV
    5KU
    $17.99
  38. 5KU Limcat Speed Cat Aluminum Slide for Tokyo Marui Hi Capa / 1911 GBB Series - Silver 0
    5KU Limcat Speed Cat Aluminum Slide for Tokyo Marui Hi Capa / 1911 GBB Series - Silver 5KU-JI-103-SV
    5KU
    Special Price $71.99 Regular Price $79.99
    Save 10%
  39. 5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Plug (Type 1) - Blue 0
    5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Plug (Type 1) - Blue 5KU-GB-566-BU
    5KU
    Special Price $3.59 Regular Price $5.99
    Save 40%
  40. 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
    $5.99
  41. 5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Plug (Type 1) - Green 0
    5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Plug (Type 1) - Green 5KU-GB-566-GN
    5KU
    Special Price $3.59 Regular Price $5.99
    Save 40%
  42. 5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Plug (Type 1) - Red 0
    5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Plug (Type 1) - Red 5KU-GB-566-RD
    5KU
    Special Price $5.27 Regular Price $5.99
    Save 12%
  43. 5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Plug - Purple 0
    5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Plug (Type 1) - Purple Out of Stock 5KU-GB-566-PU
    5KU
    $5.99
  44. 5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Guide Rod - Green 0
    5KU Tokyo Marui Hi Capa 4.3 GBB Airsoft Recoil Spring Guide Rod (GB-560) - Green 5KU-GB-560-GN
    5KU
    Special Price $6.29 Regular Price $6.99
    Save 10%
  45. 5KU Tokyo Marui Hi Capa 4.3 GBB Recoil Spring Guide Rod - Red 0
    5KU Tokyo Marui Hi Capa 4.3 GBB Airsoft Recoil Spring Guide Rod (GB-560) - Red Out of Stock 5KU-GB-560-RD
    5KU
    $6.99
  46. 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
    $6.99
  47. 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 Out of Stock 5KU-GB-559-BU
    5KU
    $6.99
  48. 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 5KU-GB-559-RD
    5KU
    Special Price $6.29 Regular Price $6.99
    Save 10%
  49. 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
    $6.99
  50. 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 Out of Stock 5KU-GB-559-GN
    5KU
    $6.99
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