Home / GBB Rifle & Pistol Parts / M4 Gas Blow Back parts We can search rare items for you around the world, if you can't find it our web. We have good connection with many airsoft brand. Feel free to email or Whatsapp us. We usually answer your message on Whatsapp within 24 hours. Whatsapp Number: 07384888128 M4 Gas Blow Back parts Sort by: Name A to Z What's newPrice low to highPrice high to lowName Z to A View Showing 1 - 24 of 45 products Item in Stock 5KU CNC Skeletonized Pistol Grip for WA M4 M16 GBB Blue 5KU CNC Skeletonized Pistol Grip for WA M4 M16 GBB Blue £40.80 inc. VAT £34.00 Item in Stock A Plus Airsoft GBB AR Series Hop Up Chamber for VFC M4 / Umarex A Plus Airsoft GBB AR Series Hop Up Chamber for VFC M4 / Umarex £63.60 inc. VAT £53.00 Out of stock AGM bolt for WA/AGM GBB AGM bolt for WA/AGM GBB £21.60 inc. VAT £18.00 Item in Stock Aluminium Buffer (Hard recoil)for M4GBB Aluminium Buffer (Hard recoil)for M4GBB £15.60 inc. VAT £13.00 Item in Stock Angry Gun 250mm Carbon Steel Inner Barrel Set (6.03mm) (Chamber & Unicorn Bucking) 70 Degree (MWS) Angry Gun 250mm Carbon Steel Inner Barrel Set (6.03mm) (Chamber & Unicorn Bucking) 70 Degree (MWS) £79.20 inc. VAT £66.00 Item in Stock Angry Gun 370mm Carbon Steel Inner Barrel Set (6.03mm) (Chamber & Unicorn Bucking) 70 Degree (MWS) Angry Gun 370mm Carbon Steel Inner Barrel Set (6.03mm) (Chamber & Unicorn Bucking) 70 Degree (MWS) £79.20 inc. VAT £66.00 Item in Stock Angry Gun Complete MWS High Speed Bolt Carrier w/ MPA Nozzle ( SFOBC ) ( BK ) Angry Gun Complete MWS High Speed Bolt Carrier w/ MPA Nozzle ( SFOBC ) ( BK ) £138.00 inc. VAT £115.00 Item in Stock ANGRY GUN MK18 CQD REAR SLING MOUNT - MARUI M4 MWS VERSION ANGRY GUN MK18 CQD REAR SLING MOUNT - MARUI M4 MWS VERSION £34.80 inc. VAT £29.00 Item in Stock Angry Gun SOCOM 5.56 MINI DUMMY SILENCER with 14CCW Flash Hider (FDE ) Angry Gun SOCOM 5.56 MINI DUMMY SILENCER with 14CCW Flash Hider (FDE ) £96.00 inc. VAT £80.00 Item in Stock Angry Gun SR25 ECC Super Recoil Buffer Kit - Hard Kick Version Angry Gun SR25 ECC Super Recoil Buffer Kit - Hard Kick Version £54.00 inc. VAT £45.00 Item in Stock Angry Gun Steel Bolt Carrier for VFC KAC SR25 GBB Series Angry Gun Steel Bolt Carrier for VFC KAC SR25 GBB Series £195.60 inc. VAT £163.00 Item in Stock ASAP sling plate For GHK M4 series ASAP sling plate For GHK M4 series £19.20 inc. VAT £16.00 Out of stock Enhance Buffer and spring for WA/AGM M4GBB Enhance Buffer and spring for WA/AGM M4GBB £9.60 inc. VAT £8.00 Out of stock G&P CNC Adjustable Power Nozzle Valve for Marui MWS ( 5.0 ) G&P CNC Adjustable Power Nozzle Valve for Marui MWS ( 5.0 ) £26.40 inc. VAT £22.00 Item in Stock G&P CNC Steel Mag Release For Marui MWS GBB (MWS041) G&P CNC Steel Mag Release For Marui MWS GBB (MWS041) £16.80 inc. VAT £14.00 Item in Stock G&P Custom Valve for Magpul Gas Blow Back Magazine WP163 G&P Custom Valve for Magpul Gas Blow Back Magazine WP163 £18.00 inc. VAT £15.00 Item in Stock G&P SPR Full Front Set Kit for Tokyo Marui M4A1 MWS (17.5" Outer Barrel/Black) G&P SPR Full Front Set Kit for Tokyo Marui M4A1 MWS (17.5" Outer Barrel/Black) £248.40 inc. VAT £207.00 Item in Stock GHK Hop Rubber & Nub GHK Hop Rubber & Nub £9.00 inc. VAT £7.50 Item in Stock GHK M4 Charging Handle Part Number - M4-18 GHK M4 Charging Handle Part Number - M4-18 £15.60 inc. VAT £13.00 Item in Stock GHK M4 flash hider GHK M4 flash hider £14.40 inc. VAT £12.00 Item in Stock GHK Original Parts - G5 / M4 Replacement Part No. G5-M-06 / M4-M-07 GHK Original Parts - G5 / M4 Replacement Part No. G5-M-06 / M4-M-07 £20.40 inc. VAT £17.00 Item in Stock GHK Original Parts - M4 Replacement Part Front sight GHK Original Parts - M4 Replacement Part Front sight £21.60 inc. VAT £18.00 Item in Stock GHK Original Parts - M4 Replacement Part No. M4-16 GHK Original Parts - M4 Replacement Part No. M4-16 £2.40 inc. VAT £2.00 Out of stock GHK Original Parts - M4 Replacement Part No. M4-21 GHK Original Parts - M4 Replacement Part No. M4-21 £5.40 inc. VAT £4.50 12 Next