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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 1911 Punisher Compensator For Tokyo Marui 1911 Style 1 - Silver 1
    5KU 1911 Punisher Compensator For Tokyo Marui 1911 Style 1 - Silver 5KU-GB-439-S
    5KU
    Special Price $12.59 Regular Price $13.99
    Save 10%
  2. 5KU 1911 Punisher Compensator For Tokyo Marui 1911 Style 2 - Black 1
    5KU 1911 Punisher Compensator For Tokyo Marui 1911 Style 2 - Black 5KU-GB-440-BK
    5KU
    Special Price $12.59 Regular Price $13.99
    Save 10%
  3. 5KU 1911 Punisher Compensator For Tokyo Marui 1911 Style 2 - Silver 1
    5KU 1911 Punisher Compensator For Tokyo Marui 1911 Style 2 - Silver 5KU-GB-440-S
    5KU
    Special Price $11.89 Regular Price $13.99
    Save 15%
  4. 5KU SAS Front Kit for Tokyo Marui G17 / G18 GBB 1
    5KU SAS Front Kit for Tokyo Marui G17 / G18 GBB 5KU-GB-289
    5KU
    Special Price $26.09 Regular Price $28.99
    Save 10%
  5. 5KU Tokyo Marui Hi Capa GBB Airsoft Magwell (Tactical) - Red 1
    5KU Tokyo Marui Hi Capa GBB Airsoft Magwell (Tactical) - Red 5KU-GB-441-RD
    5KU
    Special Price $19.79 Regular Price $21.99
    Save 10%
  6. 5KU Tokyo Marui Hi Capa Magwell (Tactical) - Silver 1
    5KU Tokyo Marui Hi Capa Magwell (Tactical) - Silver 5KU-GB-441-SV
    5KU
    $21.99
  7. 5KU Tokyo Marui Hi Capa Optic Mount (Aluminum) - Black 1
    5KU Tokyo Marui Hi Capa Optic Mount (Aluminum) - Black Out of Stock 5KU-GB-458-BK
    5KU
    Special Price $19.79 Regular Price $21.99
    Save 10%
  8. 5KU Toyo Marui Hi Capa Optic Mount (Aluminum) - Red 1
    5KU Tokyo Marui Hi Capa Optic Mount (Aluminum) - Red Out of Stock 5KU-GB-458-R
    5KU
    Special Price $19.79 Regular Price $21.99
    Save 10%
  9. 5KU Toyo Marui Hi Capa Optic Mount (Aluminum) - Gold 1
    5KU Tokyo Marui Hi Capa Optic Mount (Aluminum) - Gold 5KU-GB-458-G
    5KU
    Special Price $19.79 Regular Price $21.99
    Save 10%
  10. 5KU Toyo Marui Hi Capa Optic Mount (Aluminum) - Silver 0
    5KU Toyo Marui Hi Capa Optic Mount (Aluminum) - Silver Out of Stock 5KU-GB-458-S
    5KU
    Special Price $19.79 Regular Price $21.99
    Save 10%
  11. 5KU 1911 Punisher Compensator for Tokyo Marui 1911 GBB Airsoft Style 1 - Black 0
    5KU 1911 Punisher Compensator for Tokyo Marui 1911 GBB Airsoft Style 1 - Black 5KU-GB-439-BK
    5KU
    Special Price $12.59 Regular Price $13.99
    Save 10%
  12. 5KU Fiber Optic Sight (Glow) for Tokyo Marui Hi-Capa Series (Type 1) 0
    5KU Fiber Optic Sight (Glow) for Tokyo Marui Hi-Capa Series (Type 1) 5KU-GB-272
    5KU
    Special Price $8.99 Regular Price $9.99
    Save 10%
  13. 5KU TTI Magwell for Tokyo Marui Hi-Capa GBB Series 0
    5KU TTI Magwell for Tokyo Marui Hi-Capa GBB Series 5KU-GB-484-BK
    5KU
    $13.99
  14. 5KU Trigger (Aluminum) FI Style for Tokyo Marui G Series GBB Airsoft - Silver 0
    5KU Trigger (Aluminum) FI Style for Tokyo Marui G Series GBB Airsoft - Silver 5KU-GB-488-S
    5KU
    Special Price $12.59 Regular Price $13.99
    Save 10%
  15. 5KU Tokyo Marui Hi Capa Hammer & Strut (Limcat, Steel) 0
    5KU Tokyo Marui Hi Capa Hammer & Strut (Limcat, Steel) 5KU-GB-491-BK
    5KU
    Special Price $12.59 Regular Price $13.99
    Save 10%
  16. 5KU STI Hammer & Strut for Tokyo Marui / WE / Army Hi-Capa GBB Airsoft Series (CNC Steel) - Black 0
    5KU STI Hammer & Strut for Tokyo Marui / WE / Army Hi-Capa GBB Airsoft Series (CNC Steel) - Black 5KU-GB-482-BK
    5KU
    Special Price $12.59 Regular Price $13.99
    Save 10%
  17. 5KU Tokyo Marui Hi Capa GBB Airsoft Extended Slide Stop (Stainless Steel, Silver) 0
    5KU Tokyo Marui Hi Capa GBB Airsoft Extended Slide Stop (Stainless Steel, Silver) 5KU-GB-502-S
    5KU
    Special Price $20.69 Regular Price $22.99
    Save 10%
  18. 5KU Tokyo Marui Hi Capa Slide Stop (Extended, Stainless Steel, Type 2) - Silver 0
    5KU Tokyo Marui Hi Capa Slide Stop (Extended, Stainless Steel, Type 2) - Silver 5KU-GB-503-SV
    5KU
    Special Price $19.79 Regular Price $21.99
    Save 10%
  19. 5KU Slide Stop (Stainless Steel) for Tokyo Marui Hi Capa GBB (Type 4) - Black 0
    5KU Slide Stop (Stainless Steel) for Tokyo Marui Hi Capa GBB (Type 4) - Black 5KU-GB-504-BK
    5KU
    Special Price $15.29 Regular Price $16.99
    Save 10%
  20. 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%
  21. 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) 5KU-GB-505-GD
    5KU
    $20.99
  22. 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%
  23. 5KU Tokyo Marui 1911 GBB Airsoft Magazine Catch (Stainless Steel, Type 1) - Silver 0
    5KU Tokyo Marui 1911 GBB Airsoft Magazine Catch (Stainless Steel, Type 1) - Silver 5KU-GB-508-SV
    5KU
    $14.99
  24. 5KU Tokyo Hi Capa GBB Airsoft Slide Stop (Stainless Steel, Type 5) - Black 0
    5KU Tokyo Hi Capa GBB Airsoft Slide Stop (Stainless Steel, Type 5) - Black 5KU-GB-511-BK
    5KU
    Special Price $15.29 Regular Price $16.99
    Save 10%
  25. 5KU Tokyo Hi Capa Slide Stop (Stainless Steel, Type 5) - Silver 0
    5KU Tokyo Hi Capa Slide Stop (Stainless Steel, Type 5) - Silver 5KU-GB-511-SV
    5KU
    Special Price $15.29 Regular Price $16.99
    Save 10%
  26. 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 $15.29 Regular Price $16.99
    Save 10%
  27. 5KU Tokyo Mauri Hi Capa Slide Stop (Type 6) - Black (Stainless Steel) 0
    5KU Tokyo Mauri Hi Capa Slide Stop (Type 6) - Black (Stainless Steel) 5KU-GB-512-BK
    5KU
    Special Price $15.29 Regular Price $16.99
    Save 10%
  28. 5KU Slide Stop (Stainless Steel) for Tokyo Marui Hi Capa GBB (Type 6) - Silver 0
    5KU Slide Stop (Stainless Steel) for Tokyo Marui Hi Capa GBB (Type 6) - Silver 5KU-GB-512-SV
    5KU
    Special Price $15.29 Regular Price $16.99
    Save 10%
  29. 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 $15.29 Regular Price $16.99
    Save 10%
  30. 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 5KU-GB-513-BK
    5KU
    Special Price $15.29 Regular Price $16.99
    Save 10%
  31. 5KU Slide Stop (Stainless Steel) for Tokyo Marui Hi Capa GBB (Type 7) - Silver 0
    5KU Slide Stop (Stainless Steel) for Tokyo Marui Hi Capa GBB (Type 7) - Silver 5KU-GB-513-SV
    5KU
    Special Price $15.29 Regular Price $16.99
    Save 10%
  32. 5KU Slide Stop (Stainless Steel) for Tokyo Marui Hi Capa GBB (Type 7) - Gold 0
    5KU Slide Stop (Stainless Steel) for Tokyo Marui Hi Capa GBB (Type 7) - Gold 5KU-GB-513-GD
    5KU
    Special Price $15.29 Regular Price $16.99
    Save 10%
  33. 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 $18.89 Regular Price $20.99
    Save 10%
  34. 5KU Tokyo Marui Hi Capa 5.1 GBB Airsoft Outer Barrel (Aluminum) - Gold 0
    5KU Tokyo Marui Hi Capa 5.1 GBB Airsoft Outer Barrel (Aluminum) - Gold 5KU-GB-520-GD
    5KU
    $23.99
  35. 5KU Tokyo Marui Hi Capa 5.1 Outer Barrel (Tornado, Aluminum) - Black 0
    5KU Tokyo Marui Hi Capa 5.1 Outer Barrel (Tornado, Aluminum) - Black 5KU-GB-521-BK
    5KU
    $23.99
  36. 5KU Tokyo Marui Hi Capa 5.1 Outer Barrel (Tornado, Aluminum) - Gold 0
    5KU Tokyo Marui Hi Capa 5.1 Outer Barrel (Tornado, Aluminum) - Gold 5KU-GB-521-GD
    5KU
    Special Price $21.59 Regular Price $23.99
    Save 10%
  37. 5KU Tokyo Marui Hi Capa 5.1 Outer Barrel (Tornado, Aluminum) - Red 0
    5KU Tokyo Marui Hi Capa 5.1 Outer Barrel (Tornado, Aluminum) - Red 5KU-GB-521-RD
    5KU
    Special Price $21.59 Regular Price $23.99
    Save 10%
  38. 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 5KU-GB-521-SV
    5KU
    $23.99
  39. 5KU Action Army AAP 01 GBB Airsoft Magwell (CNC, Type 1) - Silver 0
    5KU Action Army AAP01 GBB Airsoft Magwell (CNC, Type 1) - Silver 5KU-ABAAP-004-SV
    5KU
    Special Price $13.49 Regular Price $14.99
    Save 10%
  40. 5KU Action Army AAP 01 GBB Airsoft Magwell (CNC, Type 1) - Black 0
    5KU Action Army AAP01 GBB Airsoft Magwell (CNC, Type 1) - Black 5KU-ABAAP-004-BK
    5KU
    Special Price $13.49 Regular Price $14.99
    Save 10%
  41. 5KU Action Army AAP 01 GBB Airsoft Magwell (CNC, Type 1) - Gold 0
    5KU Action Army AAP01 GBB Airsoft Magwell (CNC, Type 1) - Gold 5KU-ABAAP-004-GD
    5KU
    Special Price $13.49 Regular Price $14.99
    Save 10%
  42. 5KU Action Army AAP 01 GBB Airsoft Magwell (CNC, Type 1) - Blue 0
    5KU Action Army AAP01 GBB Airsoft Magwell (CNC, Type 1) - Blue 5KU-ABAAP-004-BU
    5KU
    Special Price $13.49 Regular Price $14.99
    Save 10%
  43. 5KU Action Army AAP 01 GBB Airsoft Magwell (CNC, Type 1) - Red 0
    5KU Action Army AAP01 GBB Airsoft Magwell (CNC, Type 1) - Red 5KU-ABAAP-004-RD
    5KU
    Special Price $13.49 Regular Price $14.99
    Save 10%
  44. 5KU Action Army AAP 01 GBB Airsoft Magwell (CNC, Type 2) - Silver 0
    5KU Action Army AAP01 GBB Airsoft Magwell (CNC, Type 2) - Silver 5KU-ABAAP-005-SV
    5KU
    $14.99
  45. 5KU Action Army AAP 01 GBB Airsoft Magwell (CNC, Type 2) - Gold 0
    5KU Action Army AAP01 GBB Airsoft Magwell (CNC, Type 2) - Gold 5KU-ABAAP-005-GD
    5KU
    Special Price $11.24 Regular Price $14.99
    Save 25%
  46. 5KU Action Army AAP 01 GBB Airsoft Magwell (CNC, Type 2) - Black 0
    5KU Action Army AAP01 GBB Airsoft Magwell (CNC, Type 2) - Black 5KU-ABAAP-005-BK
    5KU
    Special Price $13.49 Regular Price $14.99
    Save 10%
  47. 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 5KU-GB-517-RD
    5KU
    Special Price $8.99 Regular Price $11.99
    Save 25%
  48. 5KU Tokyo Marui Hi Capa Magazine Catch (Type 4) - Black 0
    5KU Tokyo Marui Hi Capa Magazine Catch (Type 4) - Black 5KU-GB-517-BK
    5KU
    Special Price $10.79 Regular Price $11.99
    Save 10%
  49. 5KU Tokyo Marui Hi Capa Magazine Catch (Type 4) - Silver 0
    5KU Tokyo Marui Hi Capa Magazine Catch (Type 4) - Silver 5KU-GB-517-SV
    5KU
    Special Price $8.99 Regular Price $11.99
    Save 25%
  50. 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 $8.99 Regular Price $11.99
    Save 25%
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