{"product_id":"assault-industries-shock-reservoir-nitrogen-expansion-caps-fits-fox-shocks-ai","title":"Assault Industries Shock Reservoir Nitrogen Expansion Caps (Fits: Fox Shocks)","description":"\u003cp\u003eAssault Industries reservoir expansion caps increase the nitrogen volume in the shock absorbers. The result is a more consistent feel throughout the entire range of travel.\u003c\/p\u003e\u003cp\u003eThe caps are CNC machined from 6061 T6 billet aluminum to be as light and efficient as possible. The unique design features cooling fins to help with heat dissipation during aggressive use. High pressure nitrogen purge\/fill valves make it easy to service shocks. \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e \u003cem\u003eThese caps have been tested to fit most Fox brand external shock reservoirs. They may fit others. Additional compatibilities will be announced when available. \u003c\/em\u003e\u003c\/p\u003e\u003cp\u003e\u003cem\u003eThis product should be installed by a qualified professional\u003c\/em\u003e\u003c\/p\u003e\u003cstrong\u003ePackage Contents\u003c\/strong\u003e\u003cp\u003e(2) Caps with seals, purge\/fill valves\u003c\/p\u003e\u003cdiv\u003e\n\u003cbr\u003e\u003cbr\u003e\u003ci\u003eThe information in this listing was collected and considered accurate from \u003ca title=\" superatv.com href=\" https:\u003ehttps:\/\/www.superatv.com\/assault-industries-shock-reservoir-nitrogen-expansion-caps-fits-fox-shocks-ai\u003c\/a\u003e on 03\/05\/2026 11:01 PM\u003c\/i\u003e\n\u003c\/div\u003e","brand":"Roost Dirt Sports","offers":[{"title":"Default Title","offer_id":53798627410230,"sku":"NS-U-CAP","price":178.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0769\/3487\/3398\/files\/ns-u-cap_1.jpg?v=1774038638","url":"https:\/\/roostdirtsports.com\/products\/assault-industries-shock-reservoir-nitrogen-expansion-caps-fits-fox-shocks-ai","provider":"Roost Dirt Sports","version":"1.0","type":"link"}