{"product_id":"polarstar-inner-barrel-support-o-rings-10-pack","title":"Polarstar Inner Barrel Support O-rings, 10-Pack","description":"\u003ch2\u003ePolarStar Inner Barrel Support O-rings, 10-Pack\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003ePolarStar Inner Barrel Support O-rings are 8 × 1.5 mm O-rings intended for stabilising the inner barrel and hop-up assembly. They are installed around the inner barrel directly in front of the hop-up chamber, where they help keep the hop-up assembly pressed consistently towards the gearbox and nozzle.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis method provides a firmer alternative to a conventional hop-up spring and helps prevent the hop-up chamber from moving away from the nozzle during use. Stable positioning can improve nozzle alignment, air seal and shot-to-shot consistency.\u003c\/p\u003e\n\n\u003cp\u003eThe O-rings can be used as replacements for lost original rings or added when more shimming is required. The method is suitable for many HPA builds and can also be used with compatible AEG systems.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\n\u003cp\u003eInstall the required number of O-rings around the inner barrel and position them directly against the front of the hop-up chamber. The amount used depends on the available space and the required preload in the specific replica.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eInner-barrel and hop-up support O-rings\u003c\/li\u003e\n\u003cli\u003eHelps keep the hop-up chamber pressed towards the gearbox and nozzle\u003c\/li\u003e\n\u003cli\u003eReduces unwanted movement of the hop-up assembly\u003c\/li\u003e\n\u003cli\u003eProvides a firmer alternative to a conventional hop-up spring\u003c\/li\u003e\n\u003cli\u003eSuitable for replacement or additional barrel shimming\u003c\/li\u003e\n\u003cli\u003eCan be used with compatible HPA and AEG systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage contents\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e10 × 8 × 1.5 mm O-rings\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003eManufacturer: PolarStar\u003c\/li\u003e\n\u003cli\u003eProduct type: inner-barrel \/ hop-up support O-rings\u003c\/li\u003e\n\u003cli\u003eO-ring size: 8 × 1.5 mm\u003c\/li\u003e\n\u003cli\u003eQuantity: 10 pcs\u003c\/li\u003e\n\u003cli\u003eApplication: inner-barrel and hop-up chamber shimming\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PolarStar Engineering \u0026 Machine, LLC","offers":[{"title":"Default Title","offer_id":58558604247388,"sku":"10001468","price":30.0,"currency_code":"DKK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/6636\/2610\/files\/bb1b0b55-665f-4d8a-9aa0-e8367a5bf7e1.jpg?v=1786710499","url":"https:\/\/atom-airsoft.fi\/en-dk\/products\/polarstar-inner-barrel-support-o-rings-10-pack","provider":"Atom Airsoft","version":"1.0","type":"link"}