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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 Disconnector (Steel) - Compatible with 1911 / MEU 1
    5KU Tokyo Marui Hi Capa Disconnector (Steel) - Compatible with 1911 / MEU Out of Stock 5KU-GB-288
    5KU
    $13.99
  2. 5KU Tokyo Marui MWS GBBR Airsoft Outer Barrel (12.5 inch M4 Carbine) - 14mm CCW (Require AEG Spec Barrel Nut & Sight) 1
    5KU Tokyo Marui MWS GBBR Airsoft Outer Barrel (12.5 inch M4 Carbine) - 14mm CCW (Require AEG Spec Barrel Nut & Sight) Out of Stock 5KU-MWS-6
    5KU
    $21.99
  3. 5KU Tokyo Marui MWS GBBR Airsoft Outer Barrel (16 inch M4 Carbine)-14mm CCW (Require AEG Spec Barrel Nut) 1
    5KU Tokyo Marui MWS GBBR Airsoft Outer Barrel (16 inch M4 Carbine)-14mm CCW (Require AEG Spec Barrel Nut) Out of Stock 5KU-MWS-11
    5KU
    $24.99
  4. 5KU Tokyo Marui MWS GBBR Airsoft Outer Barrel (7 inch CQB) - 14mm CCW (Require AEG Spec Barrel Nut & Sight) 1
    5KU Tokyo Marui MWS GBBR Airsoft Outer Barrel (7 inch CQB) - 14mm CCW (Require AEG Spec Barrel Nut & Sight) Out of Stock 5KU-MWS-1
    5KU
    $16.99
  5. 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 $10.79 Regular Price $11.99
    Save 10%
  6. 5KU Threaded Barrel Protector (TP-Pro Knurled) - 14mm CCW (Silver) 1
    5KU Threaded Barrel Protector (TP-Pro Knurled) - 14mm CCW (Silver) Out of Stock 5KU-GB-451-S
    5KU
    $4.99
  7. 5KU Tokyo Marui Hi Capa GBB Airsoft Magwell (Tactical) - Black 1
    5KU Tokyo Marui Hi Capa GBB Airsoft Magwell (Tactical) - Black Out of Stock 5KU-GB-441-BK
    5KU
    $21.99
  8. 5KU Tokyo Marui Hi Capa Magwell (Tactical) - Blue 1
    5KU Tokyo Marui Hi Capa Magwell (Tactical) - Blue Out of Stock 5KU-GB-441-BU
    5KU
    $21.99
  9. Image
    5KU Ambi Thumb Safety (Stainless Steel) for Tokyo Marui Hi-Capa 5.1 / 4.3 GBB - Silver Out of Stock 5KU-GB-460-S
    5KU
    $15.99
  10. Image
    5KU Ambi Thumb Safety (Stainless Steel) for Tokyo Marui Hi-Capa 5.1 / 4.3 GBB - Black Out of Stock 5KU-GB-460-BK
    5KU
    $15.99
  11. Image
    5KU Magwell (Compact) for Tokyo Marui G17/ G18C & Umarex/VFC Glock19 - Gold Out of Stock 5KU-GB-467-G
    5KU
    $22.99
  12. Image
    5KU Magwell (Compact) for Tokyo Marui G17/ G18C & Umarex/VFC Glock19 - Red Out of Stock 5KU-GB-467-RD
    5KU
    $22.99
  13. Image
    5KU Magwell (Compact) for Tokyo Marui G17/ G18C & Umarex/VFC Glock19 - Blue Out of Stock 5KU-GB-467-BU
    5KU
    $22.99
  14. Image
    5KU Magwell (Compact) for Tokyo Marui G17/ G18C & Umarex/VFC Glock19 - Silver Out of Stock 5KU-GB-467-S
    5KU
    $22.99
  15. 5KU Magwell (Compact) for Tokyo Marui G17/ G18C & Umarex/VFC Glock19 - Black 0
    5KU Magwell (Compact) for Tokyo Marui G17/ G18C & Umarex/VFC Glock19 - Black Out of Stock 5KU-GB-467-BK
    5KU
    $22.99
  16. 5KU DTK-2 Muzzle Brake for Airsoft AK AEG / GBB 0
    5KU DTK-2 Muzzle Brake for Airsoft AK AEG / GBB Out of Stock 5KU-268
    5KU
    $11.99
  17. 5KU Zenitco B-22 AK Classic Upper Rail for LCT / GHK AK AEG / GBB Airsoft Series - TAN 0
    5KU Zenitco B-22 AK Classic Upper Rail for LCT / GHK AK AEG / GBB Airsoft Series - TAN Out of Stock 5KU-265-T
    5KU
    $11.99
  18. Image
    5KU PT-3 Stock (AK Telescopic Foldable Stock) for AK AEG / GBB - Tan Out of Stock 5KU-277-T
    5KU
    $89.99
  19. 5KU Tokyo Marui MWS GBBR PDW Stock 0
    5KU Tokyo Marui MWS GBBR PDW Stock Out of Stock 5KU-GB-159
    5KU
    Special Price $62.55 Regular Price $67.99
    Save 8%
  20. 5KU 11mm CW to 14mm CCW Adapter (Stainless Steel) - Silver 0
    5KU 11mm CW to 14mm CCW Adapter (Stainless Steel) - Silver Out of Stock 5KU-GB-477-S
    5KU
    $6.99
  21. 5KU AK Lower Handguard (Zenitco B-11) for LCT / GHK AKS74U AEG / GBBR Airsoft 0
    5KU AK Lower Handguard (Zenitco B-11) for LCT / GHK AKS74U AEG / GBBR Airsoft Out of Stock 5KU-226-BK
    5KU
    $29.99
  22. 5KU AK Gas Tube Cover (Zenitco B-19N) for LCT / GHK AK Airsoft Series (except AKS74U) - Black 0
    5KU AK Gas Tube Cover (Zenitco B-19N) for LCT / GHK AK Airsoft Series (except AKS74U) - Black Out of Stock 5KU-272-BK
    5KU
    Special Price $12.87 Regular Price $13.99
    Save 8%
  23. 5KU AK Lower Handguard (Zenitco B-10U) for LCT / GHK AK Series(except AKS74U) - TAN 0
    5KU AK Lower Handguard (Zenitco B-10U) for LCT / GHK AK Series(except AKS74U) - TAN Out of Stock 5KU-273-TN
    5KU
    $36.99
  24. 5KU AK Upper Rail (Zenitco B-18 Elongated AKS-74U Krink) for GHK / LCT AK AEG / GBB Series - TAN 0
    5KU AK Upper Rail (Zenitco B-18 Elongated AKS-74U Krink) for GHK / LCT AK AEG / GBB Series - TAN Out of Stock 5KU-275-T
    5KU
    $13.99
  25. 5KU DTK-4 Silencer (24mm CW) 0
    5KU DTK-4 Silencer (24mm CW) Out of Stock 5KU-288-BK
    5KU
    $22.99
  26. 5KU Tokyo Marui MWS GBBR Airsoft Outer Barrel (20 inch, Aluminum) - 14mm CCW (Require AEG Spec Barrel Nut) 0
    5KU Tokyo Marui MWS GBBR Airsoft Outer Barrel (20 inch, Aluminum) - 14mm CCW (Require AEG Spec Barrel Nut) Out of Stock 5KU-MWS-14
    5KU
    Special Price $24.29 Regular Price $26.99
    Save 10%
  27. 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) Out of Stock 5KU-GB-272
    5KU
    $9.99
  28. 5KU Toyo Marui Hi Capa GBB Airsoft Optic Mount (Aluminum) - Neo Chrome 0
    5KU Toyo Marui Hi Capa GBB Airsoft Optic Mount (Aluminum) - Neo Chrome Out of Stock 5KU-GB-458-HG
    5KU
    $21.99
  29. Image
    5KU Spitfire Tracer BBP-GA for WE Galaxy G Series GBB (25mm CW) - Black Out of Stock BBP-GA-BK
    5KU
    $39.99
  30. 5KU Threaded Barrel Protector (Hexagon) - 14mm CCW (Black) 0
    5KU Threaded Barrel Protector (Hexagon) - 14mm CCW (Black) Out of Stock 5KU-GB-483-BK
    5KU
    $6.99
  31. 5KU Threaded Barrel Protector (Hexagon) - 14mm CCW (Gold) 0
    5KU Threaded Barrel Protector (Hexagon) - 14mm CCW (Gold) Out of Stock 5KU-GB-483-G
    5KU
    $6.99
  32. 5KU TTI Magwell for Tokyo Marui Hi-Capa GBB Series 0
    5KU TTI Magwell for Tokyo Marui Hi-Capa GBB Series Out of Stock 5KU-GB-484-BK
    5KU
    $13.99
  33. 5KU Trigger (Aluminum) FI Style for Tokyo Marui G Series GBB Airsoft - Black 0
    5KU Trigger (Aluminum) FI Style for Tokyo Marui G Series GBB Airsoft - Black Out of Stock 5KU-GB-488-BK
    5KU
    $13.99
  34. 5KU Tokyo Marui Hi Capa TTI Magwell G2 (CNC Aluminum) - Titanium Grey 0
    5KU Tokyo Marui Hi Capa TTI Magwell G2 (CNC Aluminum) - Titanium Grey Out of Stock 5KU-GB-487-TG
    5KU
    $15.99
  35. 5KU TTI Magwell G2 (CNC Aluminum) for Tokyo Marui Hi-Capa GBB - Gold 0
    5KU TTI Magwell G2 (CNC Aluminum) for Tokyo Marui Hi-Capa GBB - Gold Out of Stock 5KU-GB-487-G
    5KU
    $16.99
  36. 5KU Tokyo Marui Hi Capa TTI Magwell G2 (CNC Aluminum) - Red 0
    5KU Tokyo Marui Hi Capa TTI Magwell G2 (CNC Aluminum) - Red Out of Stock 5KU-GB-487-R
    5KU
    Special Price $13.59 Regular Price $15.99
    Save 15%
  37. 5KU Tokyo Marui Hi Capa GBB Airsoft TTI Magwell G2 (CNC Aluminum) - Black 0
    5KU Tokyo Marui Hi Capa GBB Airsoft TTI Magwell G2 (CNC Aluminum) - Black Out of Stock 5KU-GB-487-BK
    5KU
    $15.99
  38. 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 Out of Stock 5KU-GB-482-BK
    5KU
    $13.99
  39. 5KU Tokyo Marui M4 AEG PDW Stock 0
    5KU Tokyo Marui M4 AEG PDW Stock Out of Stock 5KU-200
    5KU
    $46.99
  40. 5KU Zenitco PK-1 AK Front Grip (Aluminum) 0
    5KU Zenitco PK-1 AK Front Grip (Aluminum) Out of Stock 5KU-218
    5KU
    $19.99
  41. 5KU Zenitco PK-2 AK Front Grip (Aluminum) 0
    5KU Zenitco PK-2 AK Front Grip (Aluminum) Out of Stock 5KU-219
    5KU
    $19.99
  42. 5KU Zenitco PK-6 AK Front Grip (Aluminum) 0
    5KU Zenitco PK-6 AK Front Grip (Aluminum) Out of Stock 5KU-211
    5KU
    $19.99
  43. 5KU Zenitco PK-0 AK Front Grip (Aluminum) 0
    5KU Zenitco PK-0 AK Front Grip (Aluminum) Out of Stock 5KU-212
    5KU
    Special Price $17.99 Regular Price $19.99
    Save 10%
  44. 5KU Folding Stock Adapter (Aluminum) for E&L AK Series 0
    5KU Folding Stock Adapter (Aluminum) for E&L AK Series Out of Stock 5KU-214-2
    5KU
    $32.99
  45. 5KU Zenitco PK-4 AK Front Grip (Aluminum) 0
    5KU Zenitco PK-4 AK Front Grip (Aluminum) Out of Stock 5KU-220
    5KU
    Special Price $17.99 Regular Price $19.99
    Save 10%
  46. 5KU LAF Muzzle Brake (14mm CCW, Aluminum) 0
    5KU LAF Muzzle Brake (14mm CCW, Aluminum) Out of Stock 5KU-260
    5KU
    $16.99
  47. 5KU Picatinny Rail (Zenitco B-2U) 0
    5KU Picatinny Rail (Zenitco B-2U) Out of Stock 5KU-294-BK
    5KU
    $7.99
  48. 5KU AK PT-1 Stock (Telescopic Side Folding Gen 2) for LCT / GHK / CYMA Airsoft AK AEG / GBBR Series 0
    5KU AK PT-1 Stock (Telescopic Side Folding Gen 2) for LCT / GHK / CYMA Airsoft AK AEG / GBBR Series Out of Stock 5KU-262-BK
    5KU
    Special Price $80.95 Regular Price $87.99
    Save 8%
  49. 5KU AK Upper Handguard (Zenitco B19, Aluminum) 0
    5KU AK Upper Handguard (Zenitco B19, Aluminum) Out of Stock 5KU-227
    5KU
    $24.99
  50. 5KU Zenitco Sport 4 Kit for GHK / LCT AK74 0
    5KU Zenitco Sport 4 Kit for GHK / LCT AK74 Out of Stock 5KU-305-BK
    5KU
    Special Price $85.49 Regular Price $94.99
    Save 10%
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