{"title":"Assault Rifle Hopup Chambers \u0026 Parts","description":"","products":[{"product_id":"carbon-steel-inner-barrel-set-chamber-un-133462579","title":"MWS Kit inner, chamber and bucking 370mm 70º","description":"\u003cul\u003e\n\u003cli\u003eMaterial: Carbon Steel\u003c\/li\u003e\n\u003cli\u003eCoating: QPQ Coating (Black Color)\u003c\/li\u003e\n\u003cli\u003eInner Diameter: 6.03mm\u003c\/li\u003e\n\u003cli\u003eWith MWS Chamber Set and Unicorn Hop-Up Bucking\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AngryGun","offers":[{"title":"MWS Kit inner chamber and bucking 370mm 70º","offer_id":55513899303236,"sku":"AGUN-110","price":91.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/3613\/2164\/files\/mws-innerbarrel-01-1024x1024at2x_f1f811a2-9e19-44ec-a2d6-d7c64360aad3.jpg?v=1755859935"},{"product_id":"carbon-steel-inner-barrel-set-chamber-unicorn-buck","title":"MWS Kit inner, chamber and bucking 370mm 60º","description":"\u003cul\u003e\n\u003cli\u003eMaterial: Carbon Steel\u003c\/li\u003e\n\u003cli\u003eCoating: QPQ Coating (Black Color)\u003c\/li\u003e\n\u003cli\u003eInner Diameter: 6.03mm\u003c\/li\u003e\n\u003cli\u003eWith MWS Chamber Set and Unicorn Hop-Up Bucking\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AngryGun","offers":[{"title":"MWS Kit inner chamber and bucking 370mm 60º","offer_id":55513899368772,"sku":"AGUN-109","price":91.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/3613\/2164\/files\/mws-innerbarrel-01-1024x1024at2x_081217ed-16b8-4119-9e3c-4709fbb27725.jpg?v=1755859934"},{"product_id":"mws-kit-inner-chamber-and-bucking-250mm-60o","title":"MWS Kit inner, chamber and bucking 250mm 60º","description":"\u003cul\u003e\n\u003cli\u003eMaterial: Carbon Steel\u003c\/li\u003e\n\u003cli\u003eCoating: QPQ Coating (Black Color)\u003c\/li\u003e\n\u003cli\u003eInner Diameter: 6.03mm\u003c\/li\u003e\n\u003cli\u003eWith MWS Chamber Set and Unicorn Hop-Up Bucking\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AngryGun","offers":[{"title":"MWS Kit inner chamber and bucking 250mm 60º","offer_id":55513899991364,"sku":"AGUN-34","price":84.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/3613\/2164\/files\/mws-innerbarrel-01-1024x1024at2x_46fe9788-f791-44a6-9828-49b444ea2224.jpg?v=1755859935"},{"product_id":"mws-kit-inner-chamber-and-bucking-250mm-70o","title":"MWS Kit inner, chamber and bucking 250mm 70º","description":"\u003cul\u003e\n\u003cli\u003eMaterial: Carbon Steel\u003c\/li\u003e\n\u003cli\u003eCoating: QPQ Coating (Black Color)\u003c\/li\u003e\n\u003cli\u003eInner Diameter: 6.03mm\u003c\/li\u003e\n\u003cli\u003eWith MWS Chamber Set and Unicorn Hop-Up Bucking\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AngryGun","offers":[{"title":"MWS Kit inner chamber and bucking 250mm 70º","offer_id":55513900745028,"sku":"AGUN-111","price":84.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/3613\/2164\/files\/mws-innerbarrel-01-1024x1024at2x.jpg?v=1755859935"},{"product_id":"angry-gun-cnc-complete-hop-up-adjuster-set-for-mar","title":"CNC Complete Hop Up Adjuster Set for Marui M4 MWS GBB","description":"\u003cdiv class=\"product-description rte\"\u003eMATERIAL: MILITARY GRADE POLYMER AND 6061 ALUMINIUM \u003cbr\u003eCOLOR: TACTICAL GREY\u003c\/div\u003e","brand":"AngryGun","offers":[{"title":"CNC Complete Hop Up Adjuster Set for Marui M4 MWS GBB","offer_id":55513929417028,"sku":"20190905","price":28.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/3613\/2164\/files\/2025-06-26-11-00-23-angry-gun-cnc-adjuster-google.png?v=1755860094"},{"product_id":"cnc-hop-up-chamber-for-we-m4-msk-l85-gbb-rifle-gen","title":"CNC Hop Up Chamber for WE M4\/MSK\/L85 GBB Rifle - Gen 2 Ver.","description":"\u003cul\u003e\n\u003cli\u003eMaterial: Aluminium 6061 T6 and Stainless Steel parts\u003c\/li\u003e\n\u003cli\u003eIncluding Two Hop Up Arms for different Hop Up Buckings\u003c\/li\u003e\n\u003cli\u003eCompatible with old and new WE M4 GBB uppers\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AngryGun","offers":[{"title":"CNC Hop Up Chamber for WE M4\/MSK\/L85 GBB Rifle - Gen 2 Ver.","offer_id":55513929449796,"sku":"20200401","price":49.99,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/3613\/2164\/files\/hop-up.webp?v=1755860096"},{"product_id":"angry-gun-enhanced-polymer-hop-up-chamber-set-for","title":"Enhanced Polymer Hop Up Chamber Set for Marui M4 MWS GBB","description":"\u003cp\u003eMATERIAL: STRONG POLYMER\u003cbr\u003eSUPER DURABLE!!!!!!!!\u003cbr\u003eCOLOR: TACTICAL GREY\u003c\/p\u003e\n\u003cp\u003eOne-Piece Hop Up Arm design\u003c\/p\u003e\n\u003cp\u003ePolymer Hop Up Chamber x 1, O Ring x 1\u003c\/p\u003e","brand":"AngryGun","offers":[{"title":"Enhanced Polymer Hop Up Chamber Set for Marui M4 MWS GBB","offer_id":55513939345732,"sku":"20190904","price":24.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/3613\/2164\/files\/img-20190904-181947-360x.jpg?v=1755860143"},{"product_id":"ghk-hopup-cnc-sig-553","title":"GHK - SIG553 Hopup CNC","description":"\u003cp\u003eThis Maple Leaf CNC Aluminum Hop-Up Set For GHK SIG-553 GBB is made out of high strength aluminum which is made with high precision CNC machining. This set comes with a Maple Leaf Hot Shot 75 Degree Hop-Up Rubber.\u003c\/p\u003e\n\u003cp\u003eThis set fits the standard GBB inner barrel and the Maple Leaf Crazy Jet barrel. This set is compatible with GHK SIG-553 GBB rifles.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCNC Hop Up Chamber \u003c\/li\u003e\n\u003cli\u003eFor GHK SIG-553 GBB\u003c\/li\u003e\n\u003cli\u003eComes with Maple Leaf Hot Shot Hop Bucking (75°)\u003c\/li\u003e\n\u003cli\u003eSuitable for GBB and Maple leaf Crazy Jet inner barrel\u003c\/li\u003e\n\u003cli\u003eInner barrel not included\u003c\/li\u003e\n\u003cli\u003eMade in Taiwan by Maple Leaf\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Maple Leaf","offers":[{"title":"GHK - SIG553 Hopup CNC","offer_id":55513944260932,"sku":"G-ML-152","price":44.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/3613\/2164\/files\/maple-553-01-700x521.jpg?v=1755860168"},{"product_id":"ghk-hopup-cnc","title":"GHK AK CNC Hopup Chamber","description":"\u003cp\u003eThis Maple Leaf CNC Aluminum Hop-Up Set For GHK AK GBB is made out of high strength aluminum which is made with high precision CNC machining. This set comes with a Maple Leaf Hot Shot 75 Degree Hop-Up Rubber.\u003c\/p\u003e\n\u003cp\u003eThis set fits the standard GBB inner barrel and the Maple Leaf Crazy Jet barrel. This set is compatible with the GHK AK series GBB rifles.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCNC Hop Up Chamber \u003c\/li\u003e\n\u003cli\u003eFor GHK AK GBB series\u003c\/li\u003e\n\u003cli\u003eComes with Maple Leaf Hot Shot Hop Bucking (75°)\u003c\/li\u003e\n\u003cli\u003eSuitable for GBB inner barrel \/Maple leap Crazy Jet inner Barrel\u003c\/li\u003e\n\u003cli\u003eInner Barrel not included\u003c\/li\u003e\n\u003cli\u003eMade in Taiwan by Maple Leaf\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Maple Leaf","offers":[{"title":"GHK AK CNC Hopup Chamber","offer_id":55513944359236,"sku":"G-ML-172","price":44.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/3613\/2164\/files\/sdfsfsfsfsfsfsfsfd.jpg?v=1755860171"},{"product_id":"ghk-m4a1-hop-up","title":"GHK M4A1 Hop-Up","description":"\u003cp\u003e\u003cspan style=\"font-size: 18px;\"\u003eMaple Leaf Hop-Up for GHK M4\u003c\/span\u003e\u003cbr\u003e\u003cspan style=\"font-family: arial,helvetica,sans-serif; font-size: 14px;\"\u003e\u003cbr\u003eWith \"Hot Shot\" hop rubber 70 degree for GHK GBB Hop chamber series\u003cspan class=\"text_exposed_show\"\u003e\u003cbr\u003eDual adjustable system, user can adjust the hop from the original outter barrel\u003cbr\u003eOr adjust the fix screw from loading chamber with M1.5 allen key (just like WE \/ VFC GBB series)\u003cbr\u003eThe hop chamber also fit with some VFC M4\/AR15 GBB series\u003cbr\u003ewith GHK GBB HOP Chamber tensioner\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family: arial,helvetica,sans-serif; font-size: 14px;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv id=\"sconnect-is-installed\" style=\"display: none;\"\u003e2.11.0.0\u003c\/div\u003e\n\u003cdiv id=\"sconnect-is-installed\" style=\"display: none;\"\u003e2.11.0.0\u003c\/div\u003e","brand":"Maple Leaf","offers":[{"title":"Default Title","offer_id":55513944621380,"sku":"G-ML-133","price":59.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/3613\/2164\/files\/maple-m4-01-500x500.jpg?v=1755860173"},{"product_id":"hop-up-chamber-for-mws-hk416","title":"Hop Up Chamber  for MWS HK416","description":"\u003cp\u003eHop Up Chamber for MWS HK416\u003c\/p\u003e","brand":"HAO","offers":[{"title":"Hop Up Chamber  for MWS HK416","offer_id":55513951928644,"sku":"HAO-95","price":29.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/3613\/2164\/files\/screenshot-2022-12-13-at-142100.png?v=1755860207"},{"product_id":"m4-tmarui-cnc-brass-high-precision-barrel-bushing","title":"M4 (T.Marui) CNC Brass High Precision Barrel Bushing","description":"\u003cp\u003eThis barrel bushing is made by precision CNC process.  It has high precision T.Marui dimension with smooth surface.  It's strengthen construction provides outstanding durability.  Therefore it carries the barrel set perfectly into the upper receiver, and it also keep the barrel set tightly into the upper receiver all the time.\u003c\/p\u003e","brand":"Wii Tech","offers":[{"title":"M4 (T.Marui) CNC Brass High Precision Barrel Bushing","offer_id":55513959104836,"sku":"L-WT-45","price":28.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/3613\/2164\/files\/2237-2-850x715.jpg?v=1755860245"},{"product_id":"m4-tm-cnc-aluminium-hop-up-chamber","title":"M4 TM CNC Aluminium Hop-up Chamber","description":"\u003cp\u003eThis 6063 aluminium hop-up chamber is made by precision CNC machines.  It fits M4(T.Marui) series GBB airsoft gun, and it is specially made for professional shooter and competition needs, because:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1) High precision dimension increases shooting efficiency and reliability;\u003c\/li\u003e\n\u003cli\u003e2) Smooth surface finishing improves smooth loading BB;\u003c\/li\u003e\n\u003cli\u003e3) The large O-ring is modified for holding the hop-up chamber as a composite unit, and it also keeps the hop-up chamber and inner barrel to coaxial with the upper receiver;\u003c\/li\u003e\n\u003cli\u003e4)  Dimension is modified for increasing hop-up performance and shooting accuracy.  Therefore, it has difference dimension from the original T.Marui hop-up chamber.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv id=\"sconnect-is-installed\" style=\"display: none;\"\u003e2.11.0.0\u003c\/div\u003e","brand":"Wii Tech","offers":[{"title":"Default Title","offer_id":55513959825732,"sku":"N-WT-29","price":42.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/3613\/2164\/files\/2236-2-850x715.jpg?v=1755860250"},{"product_id":"mws-kraken-hopup-chamber","title":"MWS Kraken TDC Hopup Chamber","description":"\u003cp\u003e\u003cstrong\u003eSTALKER MWS Kraken TDC Hopup Chamber for the Tokyo Marui and Clone\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003eAluminium one piece hopup design with high-quality stainless steel hop-up adjustment wheel and suitable for a double fin kraken bucking to ensure your bucking is always straight in your hop-up chamber. The hop-up chamber can also use any other GBB bucking on the market. The chamber comes with a double fin Stalker U-Hop Bucking and 4 different aluminium nubs, which ensures that you can hop all BBs from 0.20 to 0.48 grams.\u003cbr\u003e\u003cbr\u003eThis hop-up set comes with a high-quality stainless steel hop-up wheel with a clicker adjustment that prevents your hop-up from automatically rotating due to the MWS recoil. The adjustment wheel can be adjusted with a HEX tool.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eWORLDS FIRST TDC KIT COMPATIBLE\u003c\/strong\u003e\u003cbr\u003eWith a separately available Top wheel set for our STALKER MWS Kraken Hopup kit, you can convert this hopup into a TDC hopup chamber that you can adjust with a removable wheel on top of your MWS receiver. \u003cbr\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003ePlease note: The TDC Top Wheel kit is not included and is available for purchase separately.\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003e     This Kraken MWS Hopup set contains the following parts:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1-Piece Stalker Kraken Aluminium Hopup Chamber\u003c\/li\u003e\n\u003cli\u003e1x Dual Fin U-Hop Kraken Bucking 60 Shore\u003c\/li\u003e\n\u003cli\u003e1x Inner Barrel Spacer With 2 Small Hex Screws To Hold The inner Barrel\u003c\/li\u003e\n\u003cli\u003e1x Aluminum Receiver Hopwheel Block\u003c\/li\u003e\n\u003cli\u003e1x Aluminum Hopup Adjustment Lever\u003c\/li\u003e\n\u003cli\u003e1x Stainless Steel Arm Screw\u003c\/li\u003e\n\u003cli\u003e1x Stainless Steel Hop-up Adjustment Wheel (Most on market are aluminium and will wear)\u003c\/li\u003e\n\u003cli\u003e1x Ball Bearing Clicker Screw (To Get Small Clicks On The Hopup Wheel)\u003c\/li\u003e\n\u003cli\u003e1x Aluminum Recoil Stopper\u003c\/li\u003e\n\u003cli\u003e1x O-ring For Behind Recoil Stopper\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eCompatability\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eMade For Tokyo Marui MWS\u003c\/li\u003e\n\u003cli\u003eMight fit TM MWS-spec clones but may need modification on the hop arm sitting against the hopwheel. Shorten bij 0.5~1mm.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eNub Placement \u0026lt;--\u0026gt; BB Weight Approximate Diagram\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003ePink Nub = 0.20g ~ 0.25g\u003c\/li\u003e\n\u003cli\u003ePurple Nub = 0.25g ~ 0.32g\u003c\/li\u003e\n\u003cli\u003eOrange Nub = 0.32g ~ 0.40g\u003c\/li\u003e\n\u003cli\u003eGreen Nub = 0.40g ~ 0.48g\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eExploded Views\u003c\/strong\u003e\u003cbr\u003eExploded View Kraken MWS Chamber = \u003ca title=\"Stalker Kraken MWS Chamber\" href=\"https:\/\/cdn.webshopapp.com\/shops\/44381\/files\/487857036\/stalker-kraken-mws-hopup-exploded-view.pdf\" rel=\"noopener\" target=\"_blank\"\u003eExploded View Click Here\u003c\/a\u003e\u003cbr\u003eExploded View Kraken MWS With Optional TDC Kit = \u003ca title=\"Stalker Kraken MWS Chamber With TDC Configuration\" href=\"https:\/\/cdn.webshopapp.com\/shops\/44381\/files\/487857035\/stalker-kraken-mws-hopup-exploded-view-tdc-configu.pdf\" rel=\"noopener\" target=\"_blank\"\u003eExploded View TDC Configuration Click Here\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eOverview Video:\u003c\/strong\u003e\u003cbr\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/6Nnmmk1uCJc?si=PgDwSc8KB_IarZLz\" width=\"560\" height=\"314\"\u003e\u003c\/iframe\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"STALKER","offers":[{"title":"Default Title","offer_id":55513974341956,"sku":"ST-MWS-002","price":89.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/3613\/2164\/files\/1000052712.jpg?v=1770976593"},{"product_id":"recoil-shock-system-m4-enhanced-hop-up-chamber","title":"Recoil Shock System M4 Enhanced Hop-up Chamber","description":"\u003cp\u003eThis hop-up chamber is made by precision CNC machines.  \u003c\/p\u003e\n\u003cp\u003eIt only fits M4 series Marui Next Gen. AEG. 6063 aluminium and electroplating finishing strengthen construction and increase durability.  Dimension is enhanced to suit high capacity electric cable and for high frequency shooting.  Smooth surface finishing reduces friction with other parts.\u003c\/p\u003e","brand":"Wii Tech","offers":[{"title":"Recoil Shock System M4 Enhanced Hop-up Chamber","offer_id":55513983156548,"sku":"L-WT-66","price":37.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/3613\/2164\/files\/2022-09-05-16-53-52-recoil-shock-system-m4-enhance.png?v=1755860379"},{"product_id":"tokyo-marui-gas-blowback-m4-gbb-custom-chamber","title":"TM Gas Blowback M4 GBB Custom Chamber","description":"\u003cp\u003eTOKYO MARUI GAS BLOWBACK M4A1 MWS CUSTOM CHAMBER\u003c\/p\u003e\n\u003cp\u003e?Stable HOP UP and great for long range!\u003cbr\u003e?For keeping secure position of the hop tensioner!\u003cbr\u003e?Designed for GBB M4 series!\u003c\/p\u003e\n\u003cp\u003eThis custom chamber is compatible for Tokyo Marui Gas Blowback M4 series!\u003c\/p\u003e\n\u003cp\u003eThe \"elevating unit\" on the HOP arm will keep secure position of the hop tensioner so the hop-up will be stable. \u003c\/p\u003e\n\u003cp\u003e?PRODUCTS CONTENT\u003cbr\u003e?Chamber Cover R\u003cbr\u003e?Chamber Cover L\u003cbr\u003e?Hop Arm\u003cbr\u003e?O Ring\u003c\/p\u003e\n\u003cp\u003e?COMPATIBLE TYPE (Tokyo Marui Gas blowback M4 series):\u003cbr\u003e?M4A1MWS\u003cbr\u003e?CQBR\u003cbr\u003e?M4A1 CARBINE\u003c\/p\u003e\n\u003cp\u003e?MATERIAL: Zinc diecast\u003c\/p\u003e","brand":"Nine Ball","offers":[{"title":"TM Gas Blowback M4 GBB Custom Chamber","offer_id":55514007535940,"sku":"J-NB-116","price":59.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/3613\/2164\/files\/laylax-m4a1-mws-custom-chamber-26719-0.jpg?v=1755860518"}],"url":"https:\/\/www.skirmshop.nl\/collections\/assault-rifle-hopup-chambers-parts.oembed","provider":"Skirmshop","version":"1.0","type":"link"}