The handguard itself is very nice and well-made, I have no comments about it, it is as it should be. The problem was the extra contents of the package, as one of the screws and the barrel extension shown in the photos were missing. For the price I'm quite disappointed with this
![[Z-Parts] 11.5inch DD GOV Outer Barrel [For VIPER M4 GBB Series][BLK]](http://www.sixmm.com/cdn/shop/products/Z-Parts_11.5inchDDGOVOuterBarrel_ForVIPERM4GBBSeries_BLK_2.webp?v=1673182635&width=950)
![[Z-Parts] 11.5inch DD GOV Outer Barrel [For VIPER M4 GBB Series][BLK]](http://www.sixmm.com/cdn/shop/products/Z-Parts_11.5inchDDGOVOuterBarrel_ForVIPERM4GBBSeries_BLK_3.webp?v=1673182635&width=950)
![[Z-Parts] 11.5inch DD GOV Outer Barrel [For WE-Tech M4 GBB Series][BLK]](http://www.sixmm.com/cdn/shop/products/Z-Parts_11.5inchDDGOVOuterBarrel_ForWE-TechM4GBBSeries_BLK_2.webp?v=1673182507&width=950)
![[Z-Parts] 11.5inch DD GOV Outer Barrel [For WE-Tech M4 GBB Series][BLK]](http://www.sixmm.com/cdn/shop/products/Z-Parts_11.5inchDDGOVOuterBarrel_ForWE-TechM4GBBSeries_BLK_3.webp?v=1673182506&width=950)
![[Z-Parts] 12 inch Steel Outer Barrel for VFC HK417 GBB Rifle [BLK]](http://www.sixmm.com/cdn/shop/products/1_f17ca355-10f4-4e2d-991a-d905cba57bf6.jpg?v=1619500174&width=950)
![[Z-Parts] 12 inch Steel Outer Barrel for VFC HK417 GBB Rifle [BLK]](http://www.sixmm.com/cdn/shop/products/2_158a4b45-c9a8-483a-a606-e0c7b440aa07.jpg?v=1619500177&width=950)
![[Z-Parts] 13.5 inch Alloy Handguard for VFC M4 GBB Rifle](http://www.sixmm.com/cdn/shop/products/2_6b0b0336-6a7f-4317-8f99-0d7faa04d292.jpg?v=1611806766&width=950)
![[Z-Parts] 13.5 inch Alloy Handguard for VFC M4 GBB Rifle](http://www.sixmm.com/cdn/shop/products/mk16-handguard-black001.jpg?v=1611806766&width=950)
![[Z-Parts] 13.5 inch Handguard for Marui SOPMOD M4 AEG](http://www.sixmm.com/cdn/shop/products/26.jpg?v=1619500248&width=950)
![[Z-Parts] 13.5 inch Handguard for Marui SOPMOD M4 AEG](http://www.sixmm.com/cdn/shop/products/systema-m4-013-01_5983e0f9-6492-4417-865a-5614012024b0.jpg?v=1619500250&width=950)
![[Z-Parts] 13.5 inch Handguard for VFC M4 AEG (Blk)](http://www.sixmm.com/cdn/shop/products/systema-m4-011-01_b3df269c-36a1-49c4-8cb1-67f345961483.jpg?v=1611807393&width=950)
![[Z-Parts] 13.5 inch Handguard for VFC M4 AEG (Blk)](http://www.sixmm.com/cdn/shop/products/systema-m4-011-02_9e369c4c-831d-42c4-aa84-2f0f0ed1ad5b.jpg?v=1611807393&width=950)
![[Z-Parts] 13.5 inch Handguard for for VFC M4 GBB Rifle (Dark Earth)](http://www.sixmm.com/cdn/shop/products/1_37e600ce-abca-4df5-b610-423eff82f774.jpg?v=1611807015&width=950)
![[Z-Parts] 13.5 inch Handguard for for VFC M4 GBB Rifle (Dark Earth)](http://www.sixmm.com/cdn/shop/products/systema-m4-013-01_89af579c-742d-4c21-b9d6-c3470beb5090.jpg?v=1611807015&width=950)
![[Z-Parts] 13.5 inch handguard for for VFC MK16 GBB (Dark Earth)](http://www.sixmm.com/cdn/shop/products/4_f409bf28-3b41-4a25-bff1-63de0a7213b2.jpg?v=1707046092&width=950)
![[Z-Parts] 13.5 inch handguard for for VFC MK16 GBB (Dark Earth)](http://www.sixmm.com/cdn/shop/products/3_d9a8fb42-5b99-4ce0-a610-01f1ec6067df.jpg?v=1707046092&width=950)
![[Z-Parts] 13.5 inch Mk16 Handguard for GHK M4 GBB Rifle [BLK]](http://www.sixmm.com/cdn/shop/products/systema-m4-011-01.jpg?v=1611304228&width=950)
![[Z-Parts] 13.5 inch Mk16 Handguard for WE M4 GBB Rifle](http://www.sixmm.com/cdn/shop/products/systema-m4-011-01_9357bc12-f5d7-4286-aacf-4618577f539d.jpg?v=1611807622&width=950)
![[Z-Parts] 13.5 inch Mk16 Handguard for WE M4 GBB Rifle](http://www.sixmm.com/cdn/shop/products/systema-m4-011-02_8025bde5-8fc5-4b38-b947-956c00b12cfa.jpg?v=1611807622&width=950)
![[Z-Parts] 13.5inch Alloy Mk16 Handguard for Marui MWS M4 GBB Rifle](http://www.sixmm.com/cdn/shop/products/systema-m4-011-01_74afef39-d0f2-4b7d-9351-eb0adb9862dc.jpg?v=1611560829&width=950)
![[Z-Parts] 13.5inch Alloy Mk16 Handguard for Marui MWS M4 GBB Rifle](http://www.sixmm.com/cdn/shop/products/systema-m4-011-02.jpg?v=1611560829&width=950)
![[Z-Parts] 13.5inch Alloy Mk16 Handguard for VIPER M4 GBB](http://www.sixmm.com/cdn/shop/products/3_455772ec-5a6a-41c8-9545-46ecf64c12a8.jpg?v=1619500297&width=950)
![[Z-Parts] 13.5inch Alloy Mk16 Handguard for VIPER M4 GBB](http://www.sixmm.com/cdn/shop/products/mk16-handguard-black001_a000ec82-bd1b-4956-8307-30b29f59c5a5.jpg?v=1619500297&width=950)
![[Z-Parts] 13.5inch Alloy Mk16 Handguard for VIPER M4 GBB (Tan)](http://www.sixmm.com/cdn/shop/products/3_f57c6707-f028-41a4-baa3-d1e31fd16f36.jpg?v=1611808100&width=950)
![[Z-Parts] 13.5inch Alloy Mk16 Handguard for VIPER M4 GBB (Tan)](http://www.sixmm.com/cdn/shop/products/4_25b8ba47-117e-4219-96cf-9f101259d880.jpg?v=1611808100&width=950)
![[Z-Parts] 13.5inch Mk16 Handguard for KSC M4 GBB Rifle (Blk)](http://www.sixmm.com/cdn/shop/products/systema-m4-011-01_c7ba1b79-c5c7-42ea-bdf4-f1322f47b47c.jpg?v=1611735300&width=950)
![[Z-Parts] 13.5inch Mk16 Handguard for KSC M4 GBB Rifle (Blk)](http://www.sixmm.com/cdn/shop/products/systema-m4-011-02_33b6a0c4-f0de-485c-9a39-923b4943002b.jpg?v=1611735301&width=950)
![[Z-Parts] 13.5inch Mk16 Handguard for KSC M4 GBB Rifle (Tan)](http://www.sixmm.com/cdn/shop/products/systema-m4-013-01_a3f6fb6e-6752-4a69-af82-634034f1093e.jpg?v=1611735518&width=950)
![[Z-Parts] 13.5inch Mk16 Handguard for KSC M4 GBB Rifle (Tan)](http://www.sixmm.com/cdn/shop/products/systema-m4-013-02_ed74e41a-351d-49fb-9716-0d3a6c41e1ac.jpg?v=1611735518&width=950)
![[Z-Parts] 13.5inch Mk16 Handguard for GHK M4 GBB Rifle [TAN]](http://www.sixmm.com/cdn/shop/products/3_986f2438-4ed8-4300-8b67-ecc38f421af5.jpg?v=1623295076&width=950)
![[Z-Parts] 13.5inch Mk16 Handguard for GHK M4 GBB Rifle [TAN]](http://www.sixmm.com/cdn/shop/products/systema-m4-013-01.jpg?v=1623295076&width=950)
![[Z-Parts] 13.5inch Mk16 Handguard for KJ Works M4 GBB Rifle (Blk)](http://www.sixmm.com/cdn/shop/products/systema-m4-011-01_4889ee15-76ec-499a-b255-b740d0c659d4.jpg?v=1611734915&width=950)
![[Z-Parts] 13.5inch Mk16 Handguard for KJ Works M4 GBB Rifle (Blk)](http://www.sixmm.com/cdn/shop/products/systema-m4-011-02_c75fa32f-3692-475f-b6a5-4b6c64e54451.jpg?v=1611734916&width=950)
![[Z-Parts] 13.5inch Mk16 Handguard for KJ Works M4 GBB Rifle (Tan)](http://www.sixmm.com/cdn/shop/products/systema-m4-013-01_7d2f9dd5-ec58-420c-9e37-89685d472568.jpg?v=1611735099&width=950)
![[Z-Parts] 13.5inch Mk16 Handguard for KJ Works M4 GBB Rifle (Tan)](http://www.sixmm.com/cdn/shop/products/systema-m4-013-02_4b914b9c-4689-44da-a7a5-e60aa8461ff1.jpg?v=1611735099&width=950)
![[Z-Parts] 14.5 inch CNC Steel Outer Barrel Set[For KWA / KSC M4 GBB]](http://www.sixmm.com/cdn/shop/products/11007__Z-Parts__14.5_inch_CNC_Steel_Outer_Barrel_Set_For_KWA__KSC_M4_GBB__1_1.jpg?v=1610936815&width=950)
![[Z-Parts] 14.5 inch CNC Steel Outer Barrel Set[For KWA / KSC M4 GBB]](http://www.sixmm.com/cdn/shop/products/11007__Z-Parts__14.5_inch_CNC_Steel_Outer_Barrel_Set_For_KWA__KSC_M4_GBB_1.jpg?v=1610936819&width=950)
![[Z-Parts] 14.5 inch DD GOV Outer Barrel for GHK M4 GBB [BLK]](http://www.sixmm.com/cdn/shop/products/1_43d5a10d-593f-46ba-8076-60f40ee15ef2.jpg?v=1611304313&width=950)
![[Z-Parts] 14.5 inch DD GOV Outer Barrel for GHK M4 GBB [BLK]](http://www.sixmm.com/cdn/shop/products/outer-barrel005.jpg?v=1611304330&width=950)
![[Z-Parts] 14.5 inch Outer Barrel Set for Marui M4 MWS GBB Rifle](http://www.sixmm.com/cdn/shop/products/marui-m4-003-01.jpg?v=1611808298&width=950)
![[Z-Parts] 14.5 inch Outer Barrel Set for Marui M4 MWS GBB Rifle](http://www.sixmm.com/cdn/shop/products/marui-m4-003-02.jpg?v=1611808298&width=950)
![[Z-Parts] 14.5 inch Outer Barrel Set for Marui M4A1 MWS GBB](http://www.sixmm.com/cdn/shop/products/marui-m4-005-01.jpg?v=1611561163&width=950)
![[Z-Parts] 14.5 inch Outer Barrel Set for Marui M4A1 MWS GBB](http://www.sixmm.com/cdn/shop/products/marui-m4-005-02.jpg?v=1611561163&width=950)
![[Z-Parts] 14.5 inch Steel Dimpled Outer Barrel for VIPER SR16 GBB](http://www.sixmm.com/cdn/shop/products/viper-sr16-002-0a.jpg?v=1611808465&width=950)
![[Z-Parts] 14.5 inch Steel Dimpled Outer Barrel for VIPER SR16 GBB](http://www.sixmm.com/cdn/shop/products/viper-sr16-002-01.jpg?v=1611808465&width=950)
![[Z-Parts] 14.5 inch Steel Outer Barrel for VFC HK416D GBB [BLK]](http://www.sixmm.com/cdn/shop/products/2_a52e2353-1b36-46d0-848d-62d38ad429f4.jpg?v=1611304354&width=950)
![[Z-Parts] 14.5 inch Steel Outer Barrel for VFC HK416D GBB [BLK]](http://www.sixmm.com/cdn/shop/products/3_f0dc8f97-d7a5-409e-85d3-976d65063413.jpg?v=1611304359&width=950)