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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 AK Lower Handguard (Zenitco B-10U) for LCT / GHK Airsoft AK Series(except AKS74U) - Black 0
    5KU AK Lower Handguard (Zenitco B-10U) for LCT / GHK Airsoft AK Series(except AKS74U) - Black 5KU-273-BK
    5KU
    Special Price $34.03 Regular Price $36.99
    Save 8%
  2. 5KU AK Lower Handguard (Zenitco B-11U) for LCT / GHK AKS74U - TAN 0
    5KU AK Lower Handguard (Zenitco B-11U) for LCT / GHK AKS74U - TAN 5KU-274-T
    5KU
    Special Price $34.79 Regular Price $39.99
    Save 13%
  3. 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
  4. 5KU AK Lower Handguard (Zenitco B-11U) for LCT / GHK AKS74U - Black 0
    5KU AK Lower Handguard (Zenitco B-11U) for LCT / GHK AKS74U - Black 5KU-274-BK
    5KU
    Special Price $35.99 Regular Price $39.99
    Save 10%
  5. 5KU AK Lower Handguard (Zenitco B-30U) for LCT / GHK AK AEG / GBBR - Desert TAN 0
    5KU AK Lower Handguard (Zenitco B-30U) for LCT / GHK AK AEG / GBBR - Desert TAN 5KU-279-T
    5KU
    Special Price $49.58 Regular Price $56.99
    Save 13%
  6. 5KU AK Lower Handguard (Zenitco B-30U) for LCT / GHK AK AEG / GBBR Airsoft - Black 0
    5KU AK Lower Handguard (Zenitco B-30U) for LCT / GHK AK AEG / GBBR Airsoft - Black 5KU-279-BK
    5KU
    Special Price $51.29 Regular Price $56.99
    Save 10%
  7. 5KU AK Upper Handguard (Zenitco B-31N Classic Low Profile) for LCT / GHK AK AEG / GBBR - Desert TAN 0
    5KU AK Upper Handguard (Zenitco B-31N Classic Low Profile) for LCT / GHK AK AEG / GBBR - Desert TAN 5KU-278-T
    5KU
    Special Price $29.57 Regular Price $33.99
    Save 13%
  8. 5KU AK Upper Handguard (Zenitco B-31N Classic Low Profile) for LCT/GHK AK AEG/GBBR Airsoft-BK (V2 2023 Version) 0
    5KU AK Upper Handguard (Zenitco B-31N Classic Low Profile) for LCT/GHK AK AEG/GBBR Airsoft-BK (V2 2023 Version) 5KU-278-BK
    5KU
    Special Price $30.59 Regular Price $33.99
    Save 10%
  9. 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
  10. 5KU AK Upper Rail (Zenitco B-18U Elongated AKS-74U Krink) for GHK / LCT AK AEG / GBB Series - TAN 0
    5KU AK Upper Rail (Zenitco B-18U Elongated AKS-74U Krink) for GHK / LCT AK AEG / GBB Series - TAN 5KU-276-T
    5KU
    Special Price $10.00 Regular Price $13.99
    Save 29%
  11. 5KU AK Upper Rail (Zenitco B-18 Elongated AKS-74U Krink) for GHK / LCT AK Airsoft AEG / GBBR Series - Black 0
    5KU AK Upper Rail (Zenitco B-18 Elongated AKS-74U Krink) for GHK / LCT AK Airsoft AEG / GBBR Series - Black 5KU-275-BK
    5KU
    Special Price $8.99 Regular Price $12.99
    Save 31%
  12. 5KU DTK-4 Silencer (24mm CW) 0
    5KU DTK-4 Silencer (24mm CW) Out of Stock 5KU-288-BK
    5KU
    $22.99
  13. 5KU AK Upper Rail (Zenitco B-18U Elongated AKS-74U Krink) for GHK / LCT AK AEG / GBB Series-Black 0
    5KU AK Upper Rail (Zenitco B-18U Elongated AKS-74U Krink) for GHK / LCT AK AEG / GBB Series-Black 5KU-276-BK
    5KU
    Special Price $10.00 Regular Price $10.99
    Save 9%
  14. 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%
  15. 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 $10.00 Regular Price $13.99
    Save 29%
  16. 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
  17. 5KU RP-1 Charging Handle for AK AEG / GBBR Airsoft Series 0
    5KU RP-1 Charging Handle for AK AEG / GBBR Airsoft Series 5KU-300-BK
    5KU
    Special Price $10.00 Regular Price $12.99
    Save 23%
  18. 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
  19. Image
    5KU Spitfire Tracer BBP-GA for WE Galaxy G Series GBB (25mm CW) - Black Out of Stock BBP-GA-BK
    5KU
    $39.99
  20. 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
  21. 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
  22. 5KU Threaded Barrel Protector (Hexagon) - 14mm CCW (Silver) 0
    5KU Threaded Barrel Protector (Hexagon) - 14mm CCW (Silver) 5KU-GB-483-S
    5KU
    Special Price $5.94 Regular Price $6.99
    Save 15%
  23. 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
  24. 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 $10.00 Regular Price $13.99
    Save 29%
  25. 5KU Trigger (Aluminum) FI Style for Tokyo Marui G Series GBB Airsoft - Red 0
    5KU Trigger (Aluminum) FI Style for Tokyo Marui G Series GBB Airsoft - Red 5KU-GB-488-R
    5KU
    Special Price $10.00 Regular Price $13.99
    Save 29%
  26. 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
  27. 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
  28. 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
  29. 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%
  30. 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
  31. 5KU KAC Ambi Magazine Catch (CNC Steel) for Tokyo Marui M4 MWS GBBR Airsoft Series 0
    5KU KAC Ambi Magazine Catch (CNC Steel) for Tokyo Marui M4 MWS GBBR Airsoft Series 5KU-MWS-17
    5KU
    Special Price $14.39 Regular Price $15.99
    Save 10%
  32. 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 $10.00 Regular Price $13.99
    Save 29%
  33. 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
  34. 5KU PBS-4 Suppressor (24mmx1.5mm CW & 14mmx1.0mm CCW) for LCT/GHK AK Airsoft AEG/GBB Series 0
    5KU PBS-4 Suppressor (24mmx1.5mm CW & 14mmx1.0mm CCW) for LCT/GHK AK Airsoft AEG/GBB Series 5KU-149
    5KU
    Special Price $28.79 Regular Price $31.99
    Save 10%
  35. 5KU Tokyo Marui M4 AEG PDW Stock 0
    5KU Tokyo Marui M4 AEG PDW Stock Out of Stock 5KU-200
    5KU
    $46.99
  36. 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
  37. 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
  38. 5KU Zenitco PK-5 AK Front Grip (Aluminum) 0
    5KU Zenitco PK-5 AK Front Grip (Aluminum) 5KU-221
    5KU
    Special Price $17.99 Regular Price $19.99
    Save 10%
  39. 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
  40. 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%
  41. 5KU Folding Stock Adapter (Aluminum) for GHK / LCT / CYMA AK AEG / GBBR Airsoft Series 0
    5KU Folding Stock Adapter (Aluminum) for GHK / LCT / CYMA AK AEG / GBBR Airsoft Series 5KU-214
    5KU
    Special Price $29.69 Regular Price $32.99
    Save 10%
  42. 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
  43. 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%
  44. 5KU AK Rear Sight Picatinny Rail Mount 0
    5KU AK Rear Sight Picatinny Rail Mount 5KU-146
    5KU
    Special Price $10.00 Regular Price $11.99
    Save 17%
  45. 5KU LAF Muzzle Brake (14mm CCW, Aluminum) 0
    5KU LAF Muzzle Brake (14mm CCW, Aluminum) Out of Stock 5KU-260
    5KU
    $16.99
  46. 5KU Picatinny Rail (Zenitco B-2M) 0
    5KU Picatinny Rail (Zenitco B-2M) 5KU-291-BK
    5KU
    Special Price $4.49 Regular Price $4.99
    Save 10%
  47. 5KU Picatinny Rail (Zenitco B-2L) 0
    5KU Picatinny Rail (Zenitco B-2L) 5KU-292-BK
    5KU
    Special Price $6.29 Regular Price $6.99
    Save 10%
  48. 5KU Picatinny Rail (Zenitco B-2) 0
    5KU Picatinny Rail (Zenitco B-2) 5KU-293-BK
    5KU
    Special Price $6.29 Regular Price $6.99
    Save 10%
  49. 5KU Picatinny Rail (Zenitco B-2U) 0
    5KU Picatinny Rail (Zenitco B-2U) Out of Stock 5KU-294-BK
    5KU
    $7.99
  50. 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%
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