Currency
USD
Search
Advanced Search
WHAT'S NEW SALE PRE-ORDERS BACK IN STOCK
Toggle Nav Search
  • Sign In
  • FAQ
  • Sign Up

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!

Shop By
Clear All
View as Grid List
Page
Set Descending Direction
  1. 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) 5KU-MWS-6
    5KU
    $21.99
  2. 5KU Tokyo Marui MWS GBBR Airsoft Outer Barrel (14.5 inch M4 Carbine) - 14mm CCW (Require AEG Spec Barrel Nut & Sight) 1
    5KU Tokyo Marui MWS GBBR Airsoft Outer Barrel (14.5 inch M4 Carbine) - 14mm CCW (Require AEG Spec Barrel Nut & Sight) 5KU-MWS-7
    5KU
    Special Price $20.69 Regular Price $22.99
    Save 10%
  3. 5KU Tokyo Marui MWS GBBR Airsoft Outer Barrel (14.5inch Lightweight M4 Carbine)-14mm CCW (Require AEG Spec Barrel Nut) 1
    5KU Tokyo Marui MWS GBBR Airsoft Outer Barrel (14.5inch Lightweight M4 Carbine)-14mm CCW (Require AEG Spec Barrel Nut) 5KU-MWS-8
    5KU
    Special Price $20.69 Regular Price $22.99
    Save 10%
  4. 5KU Tokyo Marui MWS GBBR Airsoft Outer Barrel (14.5inch M4 Mid-length Carbine)-14mm CCW (Require AEG Spec Barrel Nut) 1
    5KU Tokyo Marui MWS GBBR Airsoft Outer Barrel (14.5inch M4 Mid-length Carbine)-14mm CCW (Require AEG Spec Barrel Nut) 5KU-MWS-9
    5KU
    Special Price $20.69 Regular Price $22.99
    Save 10%
  5. 5KU Tokyo Marui MWS GBBR Airsoft Outer Barrel (16inch Lightweight M4 Mid-length Carbine)-14mm CCW (Require AEG Barrel Nut) 1
    5KU Tokyo Marui MWS GBBR Airsoft Outer Barrel (16inch Lightweight M4 Mid-length Carbine)-14mm CCW (Require AEG Barrel Nut) 5KU-MWS-12
    5KU
    $24.99
  6. 5KU Tokyo Marui MWS GBBR Airsoft Outer Barrel (16 inch M4 Mid-length Carbine)-14mm CCW (Require AEG Spec Barrel Nut) 1
    5KU Tokyo Marui MWS GBBR Airsoft Outer Barrel (16 inch M4 Mid-length Carbine)-14mm CCW (Require AEG Spec Barrel Nut) 5KU-MWS-10
    5KU
    Special Price $22.49 Regular Price $24.99
    Save 10%
  7. 5KU Aluminum Barrel (18 inch M4 Mid-length Carbine) for Tokyo Marui M4 MWS (14mm CCW) (Require AEG Barrel Nut) 1
    5KU Tokyo Marui MWS GBBR Airsoft Outer Barrel (18 inch M4 Mid-length Carbine) - 14mm CCW (Require AEG Barrel Nut) 5KU-MWS-13
    5KU
    $25.99
  8. 5KU DTK-2 Muzzle Brake for Airsoft AK AEG / GBB 0
    5KU DTK-2 Muzzle Brake for Airsoft AK AEG / GBB 5KU-268
    5KU
    Special Price $10.79 Regular Price $11.99
    Save 10%
  9. 5KU VS-24 Aluminum AK Long Tubular Handguard for LCT / GHK AK AEG / GBB Airsoft Series 0
    5KU VS-24 Aluminum AK Long Tubular Handguard for LCT / GHK AK AEG / GBB Airsoft Series 5KU-284-BK
    5KU
    $49.99
  10. 5KU AK Upper Rail (Zenitco B-12) AK Upper Rail for LCT / GHK AK AEG / GBB Series 0
    5KU AK Upper Rail (Zenitco B-12) AK Upper Rail for LCT / GHK AK AEG / GBB Series 5KU-271-BK
    5KU
    Special Price $13.49 Regular Price $14.99
    Save 10%
  11. 5KU Tokyo Marui MWS GBBR PDW Stock 0
    5KU Tokyo Marui MWS GBBR PDW Stock 5KU-GB-159
    5KU
    $67.99
  12. 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
    $36.99
  13. 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
    $39.99
  14. 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
    $56.99
  15. 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 $30.59 Regular Price $33.99
    Save 10%
  16. 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 $32.29 Regular Price $33.99
    Save 5%
  17. 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) 5KU-MWS-14
    5KU
    $26.99
  18. 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%
  19. 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 $30.35 Regular Price $32.99
    Save 8%
  20. 5KU Folding Stock Adapter (Aluminum) for E&L AK Series 0
    5KU Folding Stock Adapter (Aluminum) for E&L AK Series 5KU-214-2
    5KU
    $32.99
  21. 5KU Picatinny Rail (Zenitco B-2L) 0
    5KU Picatinny Rail (Zenitco B-2L) 5KU-292-BK
    5KU
    $6.99
  22. 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%
  23. 5KU Picatinny Rail (Zenitco B-2U) 0
    5KU Picatinny Rail (Zenitco B-2U) 5KU-294-BK
    5KU
    $7.99
  24. 5KU AK Upper Handguard (Zenitco B19, Aluminum) 0
    5KU AK Upper Handguard (Zenitco B19, Aluminum) 5KU-227
    5KU
    Special Price $22.49 Regular Price $24.99
    Save 10%
  25. 5KU Zenitco Sport 4 Kit for GHK / LCT AK74 0
    5KU Zenitco Sport 4 Kit for GHK / LCT AK74 5KU-305-BK
    5KU
    $94.99
  26. 5KU AK Mlok Handguard (Extended) for LCT / GHK / CYMA AK47/74 Airsoft AEG Series 0
    5KU AK Mlok Handguard (Extended) for LCT / GHK / CYMA AK47/74 Airsoft AEG Series 5KU-301-BK
    5KU
    $61.99
  27. 5KU AK Mlok Handguard (Extended) for LCT / GHK / CYMA AK47/74 Airsoft Series 0
    5KU AK Mlok Handguard (Extended) for LCT / GHK / CYMA AK47/74 Airsoft Series 5KU-302-BK
    5KU
    $89.99
  28. 5KU AK Upper Handguard (Zenitco B-31, Aluminum) 0
    5KU AK Upper Handguard (Zenitco B-31, Aluminum) 5KU-229
    5KU
    Special Price $35.99 Regular Price $39.99
    Save 10%
  29. 5KU AK Railed Gas Tube (Aluminum) for GHK / LCT AK Airsoft Series 0
    5KU AK Railed Gas Tube (Aluminum) for GHK / LCT AK Airsoft Series 5KU-261
    5KU
    Special Price $16.55 Regular Price $17.99
    Save 8%
  30. 5KU PBS-1 Suppressor (14mm CCW) for LCT/GHK AK AEG/GBB Airsoft Series 0
    5KU PBS-1 Suppressor (14mm CCW) for LCT/GHK AK AEG/GBB Airsoft Series 5KU-147
    5KU
    $27.99
  31. 5KU Tokyo Marui MWS GBBR Airsoft Outer Barrel (10.3 inch CQB, Aluminum) - 14mm CCW (Require AEG Spec Barrel Nut) 0
    5KU Tokyo Marui MWS GBBR Airsoft Outer Barrel (10.3 inch CQB, Aluminum) - 14mm CCW (Require AEG Spec Barrel Nut) 5KU-MWS-4
    5KU
    Special Price $16.19 Regular Price $17.99
    Save 10%
  32. 5KU Tokyo Marui MWS GBBR Airsoft Outer Barrel (11.5 inch CQB, Aluminum) - 14mm CCW (Require AEG Spec Barrel Nut) 0
    5KU Tokyo Marui MWS GBBR Airsoft Outer Barrel (11.5 inch CQB, Aluminum) - 14mm CCW (Require AEG Spec Barrel Nut) 5KU-MWS-5
    5KU
    Special Price $17.09 Regular Price $18.99
    Save 10%
  33. 5KU Picatinny Rail Stock Base for LCT / GHK / CYMA AK74S AEG / GBBR Airsoft 0
    5KU Picatinny Rail Stock Base for LCT / GHK / CYMA AK74S AEG / GBBR Airsoft 5KU-318
    5KU
    $10.99
  34. 5KU Picatinny Rail Stock Base for E&L AK74S 0
    5KU Picatinny Rail Stock Base for E&L AK74S 5KU-319
    5KU
    $10.99
  35. 5KU AK Muzzle Brake with Blast Shield (360 x 37, 24mm CW) 0
    5KU AK Muzzle Brake with Blast Shield (360 x 37, 24mm CW) 5KU-336
    5KU
    Special Price $18.89 Regular Price $20.99
    Save 10%
  36. 5KU AK Muzzle Brake with Blast Shield (360 x 37, 14mm CCW) 0
    5KU AK Muzzle Brake with Blast Shield (360 x 37, 14mm CCW) 5KU-337
    5KU
    Special Price $18.89 Regular Price $20.99
    Save 10%
  37. 5KU Airsoft M4 AEG Picatinny Rail Stock Base 0
    5KU Airsoft M4 AEG Picatinny Rail Stock Base 5KU-317
    5KU
    Special Price $9.89 Regular Price $10.99
    Save 10%
  38. 5KU SIG Sauer MCX / MPX AEG Airsoft Folding Stock with 1913 Interface 0
    5KU SIG Sauer MCX / MPX AEG Airsoft Folding Stock with 1913 Interface 5KU-343-BK
    5KU
    $59.99
  39. 5KU VS-33 AK Gas Tube 0
    5KU VS-33 AK Gas Tube 5KU-346
    5KU
    $29.99
  40. 5KU GHK AKM GBBR Airsoft PT-5 Side Folding Stock - Black 0
    5KU GHK AKM GBBR Airsoft PT-5 Side Folding Stock - Black 5KU-347-BK
    5KU
    Special Price $91.99 Regular Price $99.99
    Save 8%
  41. 5KU GHK AKM GBBR Airsoft PT-5 Side Folding Stock - TAN 0
    5KU GHK AKM GBBR Airsoft PT-5 Side Folding Stock - TAN 5KU-347-T
    5KU
    $99.99
  42. 5KU VFC / GHK M4 GBBR PDW Stock 0
    5KU VFC / GHK M4 GBBR PDW Stock 5KU-GB-156
    5KU
    $84.99
  43. 5KU Skeletonized Grip for GHK / Tokyo Marui AK GBB Series 0
    5KU Skeletonized Grip for GHK / Tokyo Marui AK GBB Series 5KU-GB-163-BK
    5KU
    $25.99
  44. 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 5KU-313
    5KU
    Special Price $7.19 Regular Price $7.99
    Save 10%
  45. Image
    5KU Magazine Quick Release for GHK AK GBB Series 5KU-GB-165
    5KU
    $10.99
  46. Image
    5KU Tokyo Marui MWS GBBR Airsoft Outer Barrel (16 inch Mid-Length)- 14mm CCW (Require AEG Barrel Nut) 5KU-MWS-15
    5KU
    Special Price $19.79 Regular Price $21.99
    Save 10%
  47. Image
    5KU Tokyo Marui MWS GBBR Airsoft Magwell (Aluminum) 5KU-MWS-21
    5KU
    $24.99
  48. Image
    5KU Ambidextrous Extended Sling Mount for Airsoft M4 AEG Series 5KU-82
    5KU
    Special Price $15.29 Regular Price $16.99
    Save 10%
  49. Image
    5KU KAC Style Sling Swivel for Airsoft M4 AEG 5KU-79
    5KU
    Special Price $10.79 Regular Price $11.99
    Save 10%
  50. Image
    5KU SOCOM556 MG QD Suppressor (14mm CCW, Steel) - Type B 5KU-141-B
    5KU
    $36.99
View as Grid List
Page
Set Descending Direction
Shop By
Now Shopping by
  1. Brand
    5KU
  2. Replica Type
    RIFLE
  3. Stock Status
    In stock
Clear All
Shopping Options
My Wish List
Last Added Items
  1. Add to Cart
    Remove This Item
Go to Wish List
You have no items in your wish list.